Android lock device programmatically samsung. DevicePolicyManager; import android.

Android lock device programmatically samsung 3) solution to connect to a paired A2DP device (such as a headset or Bluetooth audio device). onCreate(savedInstanceState); setContentView(R. soft lock (which gives user a false impression of screen off) and then after 5-10 seconds the display actually goes off due to time-out. But I can't find documentation on that anywhere. If the device is running Android 6. Manipulation with screen brightness also no effect: Mar 19, 2024 · To lock the screen orientation in an Android application, you can set the desired orientation programmatically or in the AndroidManifest. Here is my sample app showing the same basic thing. this is not supported, for security reasons. MANAGE_PROFILE_AND_DEVICE_OWNERS permissions; The Android setup wizard should not be completed. The Lock screen remains simple and doesn't support unlocking from secondary screens. lock. - pin lock,pattern lock etc. In Android 7. You could use the dpm command line tool from an adb shell. 9 devicePolicyManager. ui. Oct 2, 2012 · On Android 2. When you run with . 0 Oreo See full list on developer. For example, below, I would like to retrieve the "Milky Way" string. lockNow(). Feb 14, 2023 · Here is code working on Android 9. How to lock/unlock phone programmatically : Android. which:-It is one of the most important parameter which helps you to configure wallpaper for lock screen and home wallpaper. Service. This is a security measure to prevent apps from recording audio without the user's knowledge or consent. This link might help you solve your Problem : Unlock and Lock Programmatically //Get the window from the context WindowManager wm = Context. It will work if su is functional in your system. device. Jan 4, 2016 · Samsung devices generally call the script playlpm, and other names for the script that I've seen include ipod, lpm, and battery_charging. Modified 5 years, 11 months ago. */ public class OrientationUtils { private OrientationUtils() {} /** Locks the device window in landscape mode. This happened to me once with my Samsung Galaxy S23, and after scouring the internet for solutions, I found a […] Jun 28, 2024 · For example, a device administrator app could lock the device, wipe all its data, change the password, steal data, or restrict its features. Step 2 − Add the following code to res/layout/activity_main. Releasing the wakelock will allow the device to go to sleep on its own. Aug 6, 2012 · Currently with the 2. getDefaultAdapter(). Jan 18, 2011 · I'm seeing an issue where a Samsung Galaxy Watch4 shows up as a headset with this call even though device. but how can I unpair the paired ones. 1. Dec 8, 2023 · PIN: This will lock your device to this PIN. But its not working. acquire(); no effect. Only problem that I'm facing is Lollipop lock screen feature. NOTE: I'm aware that I can lock the screen programmatically. Jan 16, 2019 · if you running Android M (API 23) you have to set runtime permission for reboot. 0/24 and above, however I have found that on Q/10. TELEPHONY_SERVICE); if Dec 15, 2010 · will NOT lock the screen. and many questions i have searched for answer but i didn't got the exact answer for my usage. 61. I dont have an Android base ready to test. com May 9, 2024 · To programmatically lock the Android device, we need to use the DevicePolicyManager class, which provides methods to manage and control the device's policies. g. 2 DevicePolicyManager SDK classes on Android whilst supporting OS 2. android:name="android Android: How to Enable/Disable Wifi or Internet Connection Programmatically (10 answers) Closed 11 years ago . How to Enable this option Programmatically? Currently, I'm Testing Apr 27, 2020 · How can I programmatically open the Change Password Screen under Settings -> Security -> Choose screen lock -> Password. os. Apr 21, 2016 · ( this is why I need the lock screen) after an elapsed time, the user will remove the device from his/her pocket the he will unlock the screen and press the STOP button. this. adb shell input keyevent KEYCODE_POWER To swipe up for obtainging the PIN screen Aug 8, 2021 · I have an app that runs on all android devices. public class MyActivity extends Activity{ Jan 13, 2011 · inside the Android manifest file of your project, find the activity declaration of whose you want to fix the orientation and add the following piece of code , android:screenOrientation="landscape" for landscape orientation and for portrait add the following code, android:screenOrientation="portrait" Mar 25, 2018 · The app will be put in lock condition (even if you clear the background app processes by clearing, the app will keep on running). val deviceMan = android. Jan 30, 2019 · I think problem here with getting runtime permission that android tv can't resolve. FLAG_KEEP_SCREEN_ON); Add the keepScreenOn on the root component of my layout xml. getLockTaskFeatures() to get the list of features available on a device when lock task mode is enabled. MANAGE_DEVICE_ADMINS and android. Android to set/change/remove Lock Screen PIN, Password or Unlock Pattern programatically. I have tried keyguardmanager and DeviceAdminManager. samsung. Aug 24, 2015 · I try to show notification on lock screen by using these ways but not worked : 1 - Add <uses-permission android:name="android. With admin previlages, as mentioned the unlock will have to be done using pattern or pin. Disable/Delay Android Lock Screen Programmatically. In this tutorial, we’ll show you how to find and deactivate device administrator apps on Android to enable the uninstall option which otherwise remains greyed out. "The wake lock levels are: PARTIAL_WAKE_LOCK, FULL_WAKE_LOCK, SCREEN_DIM_WAKE_LOCK and SCREEN_BRIGHT_WAKE_LOCK. 1_r13 low_power is still used internally (e. ImageButton restartmob = (ImageButton) this. Settings. SYSTEM_ALERT_WINDOW" /> permission. 0/29 the activity name has changed from com. So, I had this question, if someone needs the answer to this working in android 4. i want to disable device's home button in an activity and i am googled for it from last 4 days and i am not getting correct solution for it. 3) device will spontaneously reboot if there are enough pending intents queued up that you aren't servicing (for instance, if your thread to process intents is blocked on something else). Figure 1. provider. If you need to support older OS versions too, see my question here: Using OS 2. At the moment I use this code: WindowManager. Same way, if you want to remove it from the lock condition, just drag down again once and the lock symbol will disappear (clearing the background process will clear the app from running too). getInt( getContentResolver(),Settings. Jan 11, 2010 · My device uses Android 1. Jan 29, 2015 · Programmatically: To activate screen pinning programmatically, call startLockTask() from your app. Not necessarily a big deal. I am aware that I will need to use deviceAdminReciever and I have done so but my app crashes whenever I run it The fol Dec 18, 2024 · In Android 10, the Lock screen is expanded to all public secondary displays. To use Android devices as COSU devices, you need to develop Android apps that your customers can manage. " – Dec 28, 2019 · In my android application, I want to restart my android device on button click. I use the standard WallpaperManager. 2 Froyo, I added my Corporate Exchange Email account to the phone, however, the security policy set by the "Device Administrator" requires that I enter a 4-digit PIN at the lock screen and a maximum 10 seconds idle. I would like to close these apps programmatically (These apps are mine too, so I could modify them if needed). (Referenced from here) KeyguardManager keyguardManager = (KeyguardManager)getSystemService(Activity. Mar 31, 2014 · I am working on an Android Application where I need to access the different lock screens(e. please check below simple tutorial to achive this one. So shutdown is also a linux shell command which ithink will be there in Android as well. SERIAL returns android. KEYGUARD_SERVICE); KeyguardLock lock = keyguardManager. Through experience, an Android 2. 2 through program. Delete Jul 12, 2017 · Only a device admin with the right permissions can call that API. As some folks needs help in Unlocking device after locking programmatically, I came through post Android screen lock/ unlock programatically, please have look, may help you. FLAG_DISMISS_KEYGUARD); window. Keep in mind; settings Your device's Remote Lock setting must be on; Oct 13, 2018 · Android screen lock/ unlock programmatically. Mar 2, 2015 · I have built an app that changes users wallpaper on a timer. Right now I am using the following code and its getting me as far as Settings -> Security -> Choose screen lock, but I want to force the Password option. For Android platform all we need to do is navigate to AndroidManifest. Dec 18, 2024 · The Lock screen remains simple and doesn't support unlocking from secondary screens. You use the code that you linked to. briefly I want to do programmatically what I usually do before putting my device in my pocket locking the screen Dec 15, 2010 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. import android. Aug 30, 2019 · Device lock programmatically in Android. If "prevent device from going to sleep" only refers to the screen (and not keeping the CPU active) then a wake lock is probably more than you need. I'm trying to lock the device orientation. xml file. ANDROID_ID as an alternative, when the device doesn't have phone capabilities: /** * Returns the unique identifier for the device * * @return unique identifier for the device */ public String getDeviceIMEI() { String deviceUniqueIdentifier = null; TelephonyManager tm = (TelephonyManager) this. I find if we can disable the USB debug mode, the connection between android device and PC would be disabled, but I have no idea how to do so far. How to Override Power Button In Android Device. Mar 1, 2020 · This question is already asked twice but has no answer Apps installed on Xiaomi devices need a permission called 'show on lock screen' in order to allow activity to start if the device is locked How can I prompt the user to enable this permission programmaticaly in android studio, Some messaging apps like Messenger,Telegram,Whatapp have this May 15, 2014 · In my specific usecase I have realised I cannot do what I want - I needed a lock screen widiget to allow users with encrypted devices to quickly take photos without having to enter long passwords. There are tens of thousands of device models. However, on some OEM platforms like TouchWiz, it doesn't work for the lock screen (it only sets the launcher wallpaper). LayoutParams lp = getWindow(). FLAG_LOCK and for home wallpaper use FLAG_SYSTEM Feb 20, 2021 · It works on most of my devices but it doesn't on certain Samsung devices (Samsung Galaxy S21 Ultra, Samsung Galaxy S10 etc). for lock screen use WalpaperManager. Dec 30, 2010 · Possible Duplicate: Android: Temporarily disable orientation changes in an Activity. getWindow(). Jul 10, 2013 · Yes sure you can. Having called that method I get a standard Android lock screen. Viewed 3k times Part of Mobile Development I am new to android and developing android application with lock functionality. DEVICE_POLICY_SERVICE); m Jul 30, 2019 · How to lock the Android device programmatically - This example demonstrate about How to lock the Android device programmatically. restartm Jan 10, 2021 · I have a Chrome OS device, and I want to programmatically lock the screen when a timer has expired (when a child has used up their available screen time). The most important part is instead of using the "onDisableRequested()" method as the trigger for your password activity, you need a background service that looks at the top activity, and activates the password activity whenever appropriate. FLAG_SHOW_WHEN_LOCKED | WindowManager. To use this class, you need to create a DeviceAdminReceiver class, which is a subclass of the BroadcastReceiver class, and declare it in the application's manifest file. BatteryActivity. I have done this so far. 3. getDefaultAdapter(); To start discover, simply call the startDiscovery() from bluetooth adapter. I know that in /efs/ should be a file where this setting is stored at. ACTION_SETTINGS), 0); It opens the device settings in the same window, thus got the users of my android application (finnmglas/Launcher) for android stuck in there. What it actually does is that it sets the screen to complete black i. I wish to use the same android default Pattern lock screen. Feb 19, 2014 · The following code shows you how to use the proximity sensor: public class SensorActivity extends Activity implements SensorEventListener { private SensorManager mSensorManager; private Sensor mProximity; @Override public final void onCreate(Bundle savedInstanceState) { super. I want to get the device manufacture/model number (eg. PS: 1st, I know long press paired device will unpair it. setWallpaper function, and things work great on AOSP-based devices. Dec 12, 2022 · It is not specific to Samsung devices, but rather a general Android policy that only allows certain system-level services, such as the media player, to access the microphone while the device is locked. xml locksettings get-disabled: retrieves whether the lock screen is disabled; And if you want to remove the password, just use below code: $ locksettings clear --old old_password_put_here Here is the reference link: The Android Soul - How to change or remove lock screen pattern, PIN or password via ADB on Android 8. getSystemService(Context. Ask Question Asked 6 years, 11 months ago. ) and also able to change it using my application upon some event. Using android. admin. This option seems only exist on Samsung phones with Android 7. Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project. Apr 10, 2020 · In My Android App, I Can't Able to Enable Lockscreen notification. setRequestedOrientation(ActivityInfo. I know it is customizable because on my Galaxy Note, I can change it from the settings->About device. Dec 28, 2012 · Part of my app is to lock screen using a certain pattern the user chooses and unlocks it with the same pattern. It looks like you used to be able to start screen pinning (not Kiosk or Single App Mode - just regular screen pinning) programmatically with setLockTaskEnabled() without being Device Owner. Jan 15, 2015 · Disable/Delay Android Lock Screen Programmatically. Lock Phone Screen Programmtically Jul 30, 2019 · How to lock the Android device programmatically - This example demonstrate about How to lock the Android device programmatically. Oct 22, 2015 · So our solution was to grab a partial wake lock when the device goes into the background (which is done in the onPause method), and release the lock in the onResume method. I would like to get a enter credentials or Enter pin page in Lock Screen Default System Lock Screen. Best thing is to simply make a Jan 17, 2014 · There's actually a way other than NFC and rooting to set an application as a device owner app. LayoutParams. BluetoothAdapter adapter = BluetoothAdapter. Android: remove or disable programmatically the Lock Screen on Samsung Galaxy S2 device. I have done some reading and it seems like some phones support lockscreens widigets while encrypted whereas others dont (such as the Samsung Galaxy /** Static methods related to device orientation. First you need to create a lock application. 0. reenableKeyguard(); and for disabling the lock use, Sep 1, 2010 · Also this code passes two wake lock levels, which the docs forbid. PAIRING_REQUEST"); /* * Registering a new BTBroadcast receiver from the Main Activity context * with pairing request event */ registerReceiver( new PairingRequest(), filter); Mar 4, 2018 · I want to load battery saver menu from an activity programmatically on Samsung J3 device with android lollipop. MANUFACTURER val deviceModel = android. May 23, 2012 · Also which device does this run on? J2ME devices such as Nokia S40/S60/Sony Ericsson/Samsung all have hard end keys (usually coloured red). It just enables the keyguard lock. getSerial() which requires the dangerous permission READ_PHONE_STATE. Provide details and share your research! But avoid …. I'm not sure about O or P. Dec 2, 2019 · Some apps keep running in background after being closed. Jun 21, 2017 · I want to turn off / lock the screen of my device programmatically. app. Phone number. Build. This number will also be used to send a message if the SIM card has been changed. I have found many Api_demo program as solution but I can't extract lock code alone from that and find solution. The answer for 2020 and beyond (in Kotlin): startActivity(Intent(Settings. Currently I have a RecyclerView of Video objects that all use a MediaPlayer what is frustrating is that on a Samsung S6 device the UI will lock up and freeze after scrolling down or up a list. DEVICE_POLICY_SERVICE Notice how the apex launcher or nova launcher got it way around. Is it possible to fix this? lock Lock your lost or stolen Android device. – Mar 26, 2024 · The summary area at the top of the page contains high-level information about the device, such as its deployment type, connection status, device model, hardware info and identifiers, agent version — shown as ADP Version (Android Device Policy) for devices managed by Android Management API — and the assigned user. The user has to activate your app as a device admin. FLAG_LOCK); Please suggest any work around?. Given that, either you must: Create an app that is a device admin with the USES_POLICY_FORCE_LOCK permission and triggers on an intent of your choosing. I'm trying to figure out how to determine if there are any connected device that supports audio, but the isConnected call is SystemApi only. Feb 10, 2023 · Acording to Android documentation, you need either admin previlages or LOCK_DEVICE permission. SCREEN_ORIENTATION_LANDSCAPE); } /** Locks the device window in Mar 27, 2017 · Yeah, I figured out some tricks to make this work for the most part, although there are still some bugs that need to be worked out. But the same works for reboot. I have some sensitive information in my database, and I would like to encrypt it when the phone is rooted aka the user has access to the database. Mar 8, 2017 · Jakar: Note that onDisableRequested is called immediately after the user clicks "Disable" in the system settings. Extend by device; Build apps that give your users seamless experiences from phones to tablets, watches, headsets, and more. Jul 11, 2011 · Is there a way to programmatically lock an app in portrait mode for certain operations, and then resume (and have the app rotate to landscape if the user is holding the device that way) after the Apr 18, 2016 · I am trying to lock a device programmatically when the user presses a button. Mar 13, 2018 · To discover a device, first get the bluetooth adapter by calling BluetoothAdapter. The Chromebook supports Android apps, but I can't find much information about how to do this specific to Chrome OS. Apr 5, 2015 · Is it possible the same way that I can use the default android password or pattern set by user to login to my app? My goal is to bypass the developing effort and use some standard way of authentication without making user to remember another new password. Mar 6, 2020 · Developing an app to run in single app mode/Lock task mode having DPM(device policy manager) access and privileges, But how to make device to shutdown programmatically without rooting. You should chose one or the other. At this point, the AdminReceiver code can do something - lock the device, wipe the device, etc. Oct 11, 2018 · Disable/Delay Android Lock Screen Programmatically. For the moment, when I try : DevicePolicyManager mDPM = (DevicePolicyManager)getSystemService(Context. As you can see in the Screenshot all the options are disabled. How to disable screen lock Mar 5, 2012 · <uses-permission android:name="android. So, for example, those settings do not show up on a Pixel 3 running Android 11, or a Pixel 5 running Android 11, or a OnePlus Nord N100, etc. All the best Determine if running on a rooted device. I need to check whether lock was enabled or not either it is pattern/pin/password lock in settings. System. getWindow(); window. I could start Accessibility Intent like below: Intent intent = new Intent(android. Usage : usage: dpm [subcommand] [options] usage: dpm set-device-owner <COMPONENT> usage: dpm set-profile-owner <COMPONENT> <USER_ID> dpm set-device-owner: Sets the given component as active admin, and its package as device owner. How to shutdown an Android mobile programmatically? I want to change the screen brightness programmatically in android. dpm set Dec 29, 2009 · I use the following code to get the IMEI or use Secure. I have fetched the images and displayed in the app. We will discuss later in this article whether disabling screen lock on Android devices is good or not, but first of all, let's see the steps to disable screen lock. ). Jul 5, 2012 · The following line allows your phone to be ON when the app is in foreground. LOCK_DEVICE permission is not available for 3rd party apps. sm is the package name on N/7. Oct 22, 2013 · Only system apps can require this permission. There is no way to override this behaviour. Is there a way to do this? I tried using Density Metrics to determine the resolution and used resources (images and layouts) accordingly but, it did not turn out well. If the requesting app is not a device owner, the user is prompted for confirmation. */ public static void lockOrientationLandscape(Activity activity) { activity. Heres the code to help you out. 0f; lp. MODEL May 29, 2019 · I found out that xiaomi devices implemented their own lock screen and below code is not working as per android documentation we can change the lock screen wallpaper using below code. I have specific functionality that work only for Samsung KNOX supported devices. But instead, I want to use Oct 26, 2016 · I want to wake up and unlock a device. xml Oct 1, 2021 · "On Settings -> Security -> Screen Lock there are two settings" -- on your device model, perhaps. I have tried the following snippet: I have tried the following snippet: Intent intent=new Intent(Settings. . Lock screen on secondary display. sm. 1 unable to lock device through device administration api. 3. WAKE_LOCK" /> You can use the AlarmManager1 class to fire off an intent that starts your activity and acquires the wake lock. e. The steps and process to disable screen lock might be slightly different on devices according to their model and OS version. "Where on the android source code are those parameters?" Jan 11, 2015 · Android: remove or disable programmatically the Lock Screen on Samsung Galaxy S2 device 4 How to disable screen lock password programmatically. I have added Device Administration successfully, can someone help me to SET and UNSET lock screen password from my application itself. Then, I'd like show an activity when the user has new message from Firebase. 4. Asking for help, clarification, or responding to other answers. android, Open lock screen settings programmatically. 2. Not that this in any way is really an acceptable way to reboot the device. Samsung GT-I9100 i. , but there is no way to ask the user more questions, to display any warnings, or to ask the user if they are sure. WINDOW_SERVICE); //Unlock Window window = getWindow(); window. lockNow() is not working for Motorola May 23, 2010 · Below is latest way to Turn On Screen OR wake up your device screen android:name="android. Below is my working code for Device Administration The project is to use my android phone to connect with my arduino devices. WAKE_LOCK"/> Lock the screen programmatically on Android. 1 devices Jun 25, 2020 · startActivityForResult(new Intent(android. screen lock through apex launcher or nova launcher doesn't disable fingerprint scanner!. I am also investigating connection between android device and PC via usb. Jun 26, 2015 · On click of the share button, I need to launch share intent. newWakeLock(PowerManager. To get the android. When a device exits lock task mode, the user interface returns to the state mandated by existing device policies. Aug 29, 2010 · Also check code for enabling and disabling lock Screen in Android. Nov 9, 2016 · In my application, at first time in the device, I am setting programmatically a new pattern screen lock, then running some things and then I want to close my app and to make the pattern screen lock re-appear so the user will have to verify it before continuing to use his device. Me testing in Samsung Galaxy tab. Currently I can see all bonded Jun 25, 2018 · I am building a wallpaper application using unsplash api. I can see them in the device maintenance (battery). Specifically: You need to have a BroadcastReceiver in your manifest that is set up to be a device admin component. getWindow(). and . You should learn to solve your problem from Android source code. – Jan 6, 2020 · The other answers are right in saying that com. DEVICE_POLICY_SERVICE); Dec 28, 2010 · I want to lock Android froyo2. content. ACTION_SETTINGS)) Apr 21, 2014 · Hi, Mari. xml file that lies inside android/app/src/main path and add the property android:screenOrientation with a value or portrait or landscape respectively. FLAG_KEEP_SCREEN_ON); Jan 4, 2019 · The most reliable solution, as you mentioned, is to use SafetyNet Attestation. What I need is to lock the screen in portrait mode. How can I hack my Android, through root access or otherwise, such that I do not need to follow this security policy. setBitmap(bitmap, null, true, WallpaperManager. Mar 3, 2011 · Okay, since this was driving me crazy, I did some digging into the source code and I've found a 100% reliable (at least on my Nexus 4, Android 4. hasService(BluetoothClass. android Jan 11, 2013 · I want to write the code on how to unlock the Android Phone programmatically. addFlags(wm. Jun 11, 2012 · The reason as to why settings diverge from device to device is due to the different device's specifications and hardware features, that the OS detects and uses to control the presentation of certain menu options within the System Settings. Apr 8, 2012 · I would like to programmatically enable/disable Accessibility Services listed under Settings->Accessibility option. we can not lock folder but we can encrypt file using AES in Android, it may help you. all of that stuff was deprecated. battery. Let me know in case it does not work. Jul 27, 2016 · I'm using React Native 0. A device owner app can call the setLockTaskPackages() method to enable apps to be pinnable without the user confirmation step. FLAG_KEEP_SCREEN_ON | WindowManager. Jul 16, 2013 · I would like to programmatically determine (on the Android platform), if the target device is a phone or a tablet. Your customers can configure COSU devices: To lock a single application to the screen, and hide the Home and Recents buttons to prevent users from escaping the app. The application itself can be paused to allow user's to explore the phone and user's can even install apps and try them out. ComponentName; DevicePolicyManager mDPM; ComponentName mDeviceAdmin; On Create determine there Android version and get handle on objects Jan 9, 2015 · I want to set lock screen password programatically and then remove when the loop is executed. 5. but the question here is how can I make this happen programmatically? Mar 15, 2012 · Use this code in your App, it works for me: DevicePolicyManager devicePolicyManager = (DevicePolicyManager) getSystemService(Context. 2 API I am able to lock the device via DevicePolicyManager. Jan 2, 2018 · I need to run an piece of functionality in my android app, only if the device is Samsung and s7 and higher, is there a way to do it programmatically? I know how to get device manufacturer and model using. Not swipe or pin option. UNKNOWN. e Galaxy S2) programmatically. My app is to remote lock the device. You then call lockNow() on Well, if the phone doesn't lock until 5 seconds after the screen locks, your code won't detect the lock screen until the phone's screen is turned on. I have a button which shows a dialog to set as home screen (works fine) or lock screen Aug 28, 2016 · Remote wipe/brick the device may be reasonable approaches to rendering a stolen device useless to the thief. Here is an entire example on github for those of you who would like to see all of the required code in action! May 5, 2022 · Lock the Android device programmatically. I was trying to lock the device and trying to enable it by using the following code but it is not working. please suggest me how to disable allowBackup:-boolean: true if the OS is permitted to back up this wallpaper image for restore to a future device; false otherwise. layout. When an app runs in lock task mode, other apps and background Sep 16, 2010 · The documentation also contains a useful page that describes different approaches to keeping a device awake, and when you might choose to use one. Emergency contact phone number: This will put a phone number on the screen that can be called from the locked device. 2 - Add android:showOnLockScreen="true" in main activity defined in manifest. And then in background you can send a sms to any perticuler device or using web service you can activate the lock. I have also taken the two following permisson and not showing that that phone is lockedI also tried to unlock it again. Thanks Aug 19, 2012 · In looking into this, KeyguardManager is depreciated/doesn't work consistently, FLAG_DISMISS_KEYGUARD is not an option because I want to do this in the background, I don't want to use WakeLock for battery reasons, Device Administration does not appear to be capable of this and, while SCREEN_OFF_TIMEOUT is available to control when the screen Feb 28, 2019 · Android lock screen change wallpaper/background image. On htc it does nothing, and when i press lock button screen automatically unlocks without me draging the circle. How do you determine (programmatically) if an Android device is: rooted Running a cracked copy of your software or rom. Please if anyone can help me out with this problem. wpm. How do I detect that? Oct 14, 2011 · boolean b = android. Set lock screen wallpaper of Android device programmatically. When Jul 5, 2013 · I want to find device specification of a mobile phone for examples, the device manufacturer, model no ( and may be types of sensors in the device, wifi chipset etc. findViewById(R. Looks like there is an option to acheive this if you are building a kiosk app. window = this. If the calling package is the device or profile owner then the READ_PHONE_STATE permission suffices. 2 (or 2. Jan 13, 2020 · I can make an app lock as long as I set the device owner with an EMM or adb commands. unfortunately below code is not working for the xioami devices. But on Android 13 (Samsung Galaxy) it doesn't work. here), however it may get changed in some Android release. Original Answer was: You need to get Admin permission and you can lock phone screen. This will not necessarily work on every device, because this is well outside of the standard Android framework -- some devices might not have an equivalent script, or they might implement it in a different way. action. id. Please rate my answer if you like it Nov 21, 2017 · Android Kiosk Mode - Lock down Android devices into kiosk modeAndroid Kiosk Mode refers to the process of transforming Android devices into dedicated purpose Oct 20, 2016 · There is no capability in Appium to unlock the pattern/pin lock though appium can wake our device up. Device manufacturers can implement their Lock screen for secondary displays, provided the fundamental security requirement is fulfilled. LOCK_PATTERN_ENABLED, 0)==1; It returns true if i set pattern lock and it false for if i set pin/password password. The OS itself is almost certainly going to require the ability to reboot the device following updates. Enter the phone number of the device you want to lock remotely . We continue to use the full wake lock and keyguard disable to wake the device when we need to. Seconed create a broadcast reciver inside that whic will know to app if sim card is change or device reboot. 18. i am tried all the solution that i get in below link,but i am not able to disable home button. I'm looking for a way to programmatically detect if a device is a Samsung Knox supported device. Aug 18, 2014 · Yes you can change device locale for any android version make sure that your app is system app. Mar 8, 2016 · This works perfect on Samsung Galaxy S2 with android 2. I would really appreciate any help to resolve this. In that i have made two layout folder for both ORIENTATION_LANDSCAPE and ORIENTATION_PORTRAIT with specific layout xml in it. bluetooth. To lock/Unlock the screen we need to use ADB commands, below are few examples you can give a try to: To wake the device from sleep mode . DevicePolicyManager; import android. Tried these below links, but they work with system app or ROOTed device. Aug 24, 2017 · However, I found that by turning off "Nearby device scanning" option in "Settings -> Connections -> More connection Settings" helped a lot of the stability. I am wondering on Samsung phones with Android 7, how to programmatically turn off this option in Android Java? Feb 1, 2018 · Set lock screen wallpaper of Android device programmatically. newKeyguardLock(KEYGUARD_SERVICE); For locking the screen use, lock. FLAG May 6, 2019 · Ask questions, find answers and collaborate at work with Stack Overflow for Teams. Ask Question Asked 12 years, 8 months ago. Everything works perfectly. Jan 21, 2019 · Device lock programmatically in Android. Block windows and overlays. I need to turn off the WiFi a while after pressing the "Turn off the Screen" button. May 25, 2012 · It is simple to do. I want lock or unlock the phone when the user taps the proximity sensor. I wrote this on onResume() method:. I have searched a lot over it but so far I am stuck. Also, it's been reported that a new power_saving entry appeared in settings database, however in Android 6. main); // Get an instance of the sensor service, and use that to How to disable screen lock on most Android device. Exactly one wake lock level must be specified as part of the levelAndFlags parameter. 2 on Samsung devices. static void encrypt() throws IOException, NoSuchAlgorithmException, NoSuchPaddingException, InvalidKeyException { // Here you read the cleartext. disableKeyguard(); and press lock button on the device it will not lock the keyguard. 1. Try Teams for free Explore Teams Feb 26, 2020 · For Android. Thank Nov 23, 2014 · I just spent an entire day deciding whether to just change the screen brightness to 0 or just proc the lock itself. android. I see it seems the paired list is stored where bluetoothadapter could retrieve anytime. What I tried so far: Add this to the onCreate view of my activity. BatteryActivity to com. 1 I haven't managed to find it. When message is received with some code words to lock then it locks the phone. Also I tried options from here Android: How to turn screen on and off programmatically? mWakeLock = mPowerManager. xml Nov 3, 2013 · Can any one tell me how to lock the android screen. bluetoothClass. Feb 7, 2014 · Is there an API method available that will disable lock? NO. 4 but doesnt work on htc with android 2. This code will allow the Android System to handle the Lock Automatically. Android 13 Wake up Screen programmatically. 0. Oct 21, 2015 · After many hours of deliberation I decided to check the video player on lollipop devices and it is NuPlayer. AUDIO)=false. 0 or higher, and your app's target SDK is 23 or higher: The app has to list the permissions in the manifest, and it must request each dangerous permission it needs while the app is running. Is there another way or another solution for doing this? Mar 22, 2013 · Here is Both function for encrypt and decrypt file in Sdcard folder. I have to unlock the device to see the next sceen I'm actually interested in - the PIN screen. But what I would really like is to get the customizable Device name on Samsung Devices. Android 8 and later (>= SDK 26) use android. Dec 16, 2024 · A DPC can call DevicePolicyManager. Jul 14, 2014 · The Android SDK comes with all the samples so you can easily add the ApiDemos as an Eclipse project and run it in the simulator. FLAG_DISMISS_KEYGUARD); //Lock device DevicePolicyManager mDPM = (DevicePolicyManager)getSystemService(Context. 7. To lock the screen programatically you have to refer to Device Admin and use locknow() method to lock the device. permission. This will turn on the screen and keep it on. Android lock screen change wallpaper/background image. However, this does not detect all bootloader unlocks (for example my Nexus 6 running Magisk is not detected). The so-called USB host and USB accessory are used for connection between android device and android wear device. When the device is locked, information should be securely concealed on all displays. IntentFilter filter = new IntentFilter( "android. addFlags(WindowManager. getAttributes(); float brightness=1. ACTION_BATTERY_SAVER_SETTINGS); startActivity(intent); Oct 11, 2024 · Unlocking an Android phone without the password can be a headache, but it’s a situation that many of us find ourselves in—whether you’ve simply forgotten the password or the pattern lock just won’t work anymore. The problem is that without root there's no access to /efs/. Oct 3, 2012 · So i must find a method to lock the device programmatically, it means is there any one that have a code that allow me to set a password for the device and when i unlock my screen it demands to enter the code to access to the home? Mar 24, 2022 · Your application must have android. MANAGE_PROFILE_AND_DEVICE_OWNERS permission, your application must be a system app, that is, you need to set the shared user as Jan 25, 2011 · For older devices you can use foreign context loader as described in other answer. I tried "killBackgroundProcesses", but it doesn't work. /** * set screen off timeout * @param screenOffTimeout int 0~6 */ private void setTimeout(int screenOffTimeout) { int time; switch (screenOffTimeout) { case 0: time = 15000; break; case 1: time = 30000; break; case 2: time = 60000; break; case 3: time = 120000; break; case 4: time = 600000; break; case 5 Call this function from your android App. Android: remove or disable programmatically the Lock Screen on Samsung Galaxy S2 device Mar 18, 2015 · I am writing a Samsung mobile device kiosk application where it resumes itself, if it has been paused, after the screen turns off. USSD codes like ##7465625# does no more work for Android 4. Turn off device programmatically. Pressing this key will take you out of the MIDlet and back in to the native OS, from where you can make a call, text, or do whatever you like. 2. This seems to prevent the CPU from sleeping. Feb 14, 2013 · I'm looking for a way to find out if an android device is SIM locked or not. Its like flag_dissmiss_keygard is working but flag_turn_screen_on isnt. When I click share button from lock screen, my intent dialog appears below the lock screen and user has to unlock the screen to see the dialog. 29 and developing for Android. 6. PROXIMITY_SCREEN_OFF_WAKE_LOCK, "tag"); mWakeLock. 4. buxl uitz tbpti trukcyw ghbb jddln qhurvu kbhko yzuthe wjjrh