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System UI has Stopped working

How to Fix System UI Has Stopped Working Error on Android

Unfortunately, System UI Has Stopped Working Error on Android is one regular error encountered on devices powered by the Google-owned OS. The error sometimes pops up as Unfortunately, System UI has stopped or com.android.systemui has stopped or System UI not responding. Sometimes, an app crashes leaving this error onscreen, and tapping the “Ok” button gives you access to your device. At other times, no matter how many times you tap the “Ok” button, the error returns actively barring the total use of your device. Whichever the case may be, it’s sad enough that the reason behind error differs from one device to the other. While some users have reportedly experienced this error while using a third-party app, other users experience it on custom ROMs. Sometimes, this error starts to pop up after a defective update.

Google as a company has a real priority laid on security. To this effect, it releases regular OS updates. These regular updates are very helpful as they fix a bug or two, some problems, and improve the overall functionality of Android devices. Sometimes these updates may not download or install properly. In some cases, it could brick your android device while in other cases, your device would still boot. However, even if the device boots after a corrupted OS update experiencing errors are inevitable. One of these errors includes the, unfortunately, the process com.android.systemui has stopped error as well as Unfortunately, System UI Has Stopped Working.

One solution that has always been common to most users is Uninstalling Latest App Updates. However, this solution might not apply to all android device users as the cause differs. However, if you need to fix System UI has Stopped working error on Android, one of the solutions mentioned below would come in handy.

 

How to fix “Unfortunately, System UI has stopped” Error in Android

Do you know that restarting your device is the easiest temporal fix to so many software errors on devices? Sometimes, all you need to do is try restarting your device and you’re good to go. So before trying another option you believe might be the actual solution, why not try restarting your device? In most of the cases restarting the device has solved the System UI has Stopped working error on Android.

How To Restart your device

Since it is established that sometimes, simply restarting your device can solve so many software related errors. why not try it? To restart your android device, follow the steps below;

  1. Tap and hold the “Power” button on your device until a menu appears.
  2. If there’s no “Restart Device” option on your phone, use the “Power off“ option.
  • If there is a “Restart Device” option, make use of it and wait for the device to power off. It should automatically power on after a very short while.
  • If there’s no “Restart Device” option on your phone, use the “Power off“ option. Power of your device and wait for about 10 seconds. After that, tap and hold the “Power” button to turn your device back on.
  • On some occasions, you’ll not be able to access the “Power Off” or “Restart Device” options as the Unfortunately, System UI has Stopped working error would hover over the screen, refusing to be dismissed. On such occasions,
    • Tap and hold the “Power” button on your device. Hold the button down till your device logo appears on the screen. Give your device some time to complete the reboot process.

Verify that it has fixed the System UI has stopped working error on your Android device. If not, try one of the other methods below.

Uninstall Latest Google App Updates

Over time, most users have fixed the System UI has Stopped working error by uninstalling the most recent Google app updates on their devices. Although this is is only valid in cases where the error is caused by an app update. So, if you started experiencing this error after updating a Google App, Try this uninstalling the update using the steps below.

  1. Open the “Setting” app on your device. It should be the gear icon on your device however, it could differ on devices due to different launchers.
  2. Tap on “Application Setting” (In some devices, you would find it as “Apps & Notifications”).
  3. You should see a list of all the apps on your device. Locate the “Google App”
  4. Tap on it. If there was no update on the app, You’ll find a “Disable” button beside the “Force Stop button”. However, if there has been an update on the app, you’ll find the “Uninstall Updates” option.
  5. You can now tap on “Uninstall Updates” to uninstall the updates that were made on the app.
  6. After uninstalling the update, restart your device and check if it fixes the error.

Although this may present a security risk, you can choose “Do not auto-update app“. To prevent your Google apps from being updated automatically and running into the System UI has Stopped working error over again. To prevent the auto-updates option;

  • Open your “Google Play Store” app.
  • Search for “Google” and tap on the app.
  • Tap on the three dots at the top right hand of the app, and untick automatic updates.

system ui has stopped working

Also, you can disable it by tapping on the three horizontal lines at the top left-hand corner of the app.

    • Tapping on “Settings”
    • From the settings option, locate and select the “Do not auto-update app” option.

If this doesn’t fix your error, you should try scanning your device with a security app. Malwarebytes, Phone Master or CM Security should suffice. We would be performing our scan with “Phone Master”.

Scan Your device with Phone Master Security App

Sometimes, a security issue on your device is responsible for this error popping up. A hand full of the users have reportedly fixed the “Unfortunately, System UI has stopped” Error by scanning their device for security issues. You can be sure to use your favorite security app. However, we would be using the “Phone Master” because it has got a very good review from most users and some manufacturers have this app on their devices by default. Hopefully, this error would be fixed with a scan.

  1. If you don’t have the app, you can easily Download “Phone Master on your device from the play store.
  2. Once it is installed, tap on the app
  3. You should now see the “Scan” button. Tap on it and give the app some time to go through our device. The app might need some android permissions. Simply grant it.
  4. After the scan, it’ll list all issues found on your device as well as their fixes.
  5.  Tap on “Resolve” and you’re good to go.

If your error was security-related, it should now be fixed. However, if you’re still experiencing the error then try resetting app preferences.

Reset your App Preference

Sometimes, these errors are caused by recent changes in different third party app preferences. If the “Unfortunately, System UI has stopped” error is caused by apps preference, here is how to fix it.

  1. Open the “Setting” app on your device. It should be the gear icon on your device however, it could differ on devices due to different launchers.
  2. Tap on “Application Setting” (In some devices, you would find it as “Apps & Notifications”).
  3. You should see a list of all the apps on your device.
  4. Tap on the “Menu Key/button”. On some devices, it is represented as three dots at the top right corner of the screen.
  5. You should now find a list of options. Tap on “Reset app preferences”.
  6. After tapping on “Reset app preferences”, a dialogue box should appear. You’re free to read its content and thereafter, Tap on “RESET APPS” 
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After resetting App Preference, this error should be fixed after a restart. So, go ahead, restart your device and check if it fixes your error.

If at this point, this error isn’t fixed then it’s likely the app responsible has to be removed. This might require a trial and error to figure out which exact app is responsible. However, to be sure the “Unfortunately, System UI has stopped” error is caused by an app, try using your device on safe mode and see if you experience this error.

How to Use Safe Mode

As stated above, using your device in safe mode would only tell if a third-party application is causing the “Unfortunately, System UI has stopped” Error or not. When your device is in safe mode, all third-party apps are disabled so we can tell if the problem is with a third-party app or not. However, not all android devices have this functionality but why not we check? To try the safe mode,

  1. Tap and hold the Power button on your device for some seconds.
  2. You should now see different Power option available on your device.
  3. Locate the “Power Off” option and tap on it continuously.
  4. After a while, you should get a pop-up asking you to restart the device in Safe Mode
  5. Tap on “OK”
  6. Your device should now restart

Once the device reboots, it should be in Safe Mode. If the “Unfortunately, System UI has stopped” Error doesn’t appear again, a third-party app may be causing the error. Simply go to your device settings and, try uninstalling all recently downloaded apps.

  • Open the “Setting” app on your device. It should be the gear icon on your device however, it could differ on devices due to different launchers.
  • Tap on “Application Setting” (In some devices, you would find it as “Apps & Notifications”).
  • You should see a list of all the apps on your device.
  • Check for all the recently installed apps one by one and tap on them
  • You’ll find an “Uninstall” button beside the “Force Stop button”.
  • You can now tap on “Uninstall” to uninstall the app.

After uninstalling the most recent apps, restart your device and see whether the error is fixed or not. If after uninstalling many apps, including apps that were installed before the error and you’re still experiencing the error, you might need to wipe device cache. Although this process may have been handled when used “Phone Master”, it’s still worth a try.

Wipe cache partition from Recovery Mode

You can easily wipe cache partition from your device in Recovery mode. This has fixed If the “Unfortunately, System UI has stopped” Error for many users. So, why not just the cache partition and hope that the error is fixed? To wipe cache partition from recovery, follow the step as shown below and you can fix the error.

Note: different devices require different procedures to boot into their recovery. This is just a list of some devices. However, a search on google would be sure to give you the required steps to get going.

Phones and their keys/buttons to go in Recovery mode

  • Samsung: Volume Up + Home + Power
  • Nexus: Volume Up + Volume Down + Power
  • Motorola Droid: Home + Power
  • Some Devices With Camera Buttons: Volume Up + Camera
  • Most Android Devices: Volume Up + Power

That being stated, let us dive into the steps required for wiping Cache Partition from Recovery Mode and hope it fixes the If the “Unfortunately, System UI has stopped” Error. To do this,

  1. Power off your device. Tap and hold your power button and select “Power Off” to do this
  2. Next, press the “volume up + power button” to allow your device boot into “Recovery Mode”.
  3. Once in Recovery Mode, you will find a list of options.
  4. Using your “volume up” and “volume down” buttons to scroll between the available options, use the “power” button to select an option.
  5. Scroll to the “wipe cache partition”.
  6.  Tap the power button and your device should start cleaning the cache.
  7. A message should appear once the cache has finished wiping.
  8. Select “reboot system” and your device should reboot.

Now your device has wiped the cache and you can use the device like previously without If the “Unfortunately, System UI has stopped” error. However, it is necessary to note that this process may erase the saved data of the apps like the save game, high score, etc.

If you’re still experiencing If the “Unfortunately, System UI has stopped “error then you can try the last solution, Factory Reset. It will fix your error.

How to Factory Reset your Device

Before restoring your device to its factory settings, its necessary to back up your device as you’re going to lose all data on this device. Kindly look up our guide on backing up an Android device. Additionally, ensure your device is properly charged or plugged in before you proceed as interrupting the process could render your phone dead.

  • Open your device “Settings” app. You can do this from your app list or by clicking the gear icon from your notification curtain.
  • Scroll down and tap on “System”. This is the last option for most smartphones.
  • Tap on “Reset options”. It should be included in the Advanced options.
  • On this screen, you’ll find several reset options
  • DRM reset: DRM stands for Digital Rights Management. Resetting this option would remove all access to any purchased copyright protected digital product on your device.
  • Reset Wi-Fi, mobile & Bluetooth: This option can be used to reset all system network and connectivity information to its factory default. So if the error you’re experiencing is network related, consider following this option.
  • Reset app preferences: This restores all app preferences. These include re-enabling all apps you disabled. Allowing apps notification for apps you disabled notifications for. Resetting default application for carrying out actions to the factory default apps. Revoking all app permission you’ve previously granted. However, these won’t affect app data or app cache.
  • Reset all system settings: this option resets all device settings to its default. This includes look and feel, connectivity, apps preferences etc. however, no file or app would be removed from the device.
  • Factory data reset: This option resets the entire device to its factory default set up. Uninstalling all apps or app updates for system apps. Deleting all files on the device and resetting system settings to their default.
  • Select “Erase all data (factory data reset)”. You’ll get a list of apps that their accounts would be deleted, as well as a list of things that would be erased.
  • Scroll down to enable “Reset Phone” and tap on it to Erase all data.
  • If you use a pin or password on your device, you’ll be asked to input the correct credentials to continue with the process. This is to prevent another person from erasing data on your device.
  • Select “Erase all data” and the factory reset should begin. Your phone would reboot once your factory reset is completed.

At this point, you should have a device that has been restored to its factory default configuration and you would no longer get the Unfortunately, System UI has stopped working. However, this option should be your last resort as it is an irreversible process.

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