[Fixed]: “System UI isn’t responding. Do you want to close it?” Error

Fix “System UI isn’t responding” on Android

Learn 8 Solutions To Solve “System UI Has Stopped Working” Or “Process System Isn’t Responding” Error On Android!

Overview: “System UI isn’t responding” or “process system isn’t responding” error message froze your Android leaving your phone at unresponsive screen. If you are also getting those error messages on your Android, then just relax! This article offers all possible solutions that can help you to fix “System UI isn’t responding. Do you want to close it?” error on Android.

So, let’s start with real user’s practical scenarios!

Practical Scenario 1: A Google Pixel User Encountering System UI Isn’t Responding Error

System UI Isn’t Responding Error

I am getting system UI isn’t responding every couple of minutes and it’s driving me nuts. If I hit Close app, I have to start all over again. If I hit Wait I can continue. Any fix for this?

Source: Google Product Forums

Practical Scenario 2: System UI Has Stopped Working On Samsung Galaxy

System UI has stopped Working

I tried to to press my home button to clear my apps, but a message appeared that my system UI has unfortunatley stopped. My screen went black and then my homescreen disappeared,  Does anyone know how to fix the System UI?

Source: Samsung Community

Just like above two practical scenarios, there are many Android users getting the same error message. However, the users of Samsung Galaxy S9/S9 Plus/S8/S7/S6, Galaxy Note 8/7/6/5, Sony Xperia, Google Pixel, Redmi, Micromax and Android emulator are the major group that are receiving such error message and are subject to system bug.

Next, let us know the causes behind the occurrence of ‘System UI isn’t responding” error on Android phones or tablet.

Also Read: [Fixed]: This device was reset. To continue, sign in with a Google Account that was synced on this device.

Causes Behind The Occurrence of ‘System UI isn’t responding’ Error On Android

There could be several causes for getting the system UI isn’t responding error. Some of the causes are mentioned-below:

  • When device restart after you update its Android OS.
  • When user installs new app, particularly, when they install an app from the source outside of Google Play Store.
  • If your Android phone has insufficient memory storage then you may get system ui stopped working error.

In any of the above situations you may get “System UI is not responding” warning message on your Android.

But it doesn’t matter whatever may be causes for the occurrence this error messages, there are various solutions that you can follow to fix “System UI isn’t responding, do you want to close it?” error message on Android which is mentioned below!

Note: The below-mentioned solutions is applicable to almost all Android phones and tablet such as Samsung, Google Pixel, Sony, HTC, Xiaomi Redmi, Micromax, Oppo, Vivo,  Huawei, Panasonic, etc running on Android 8.0 Oreo, Nougat 7.0, Marshmallow 6.0, Lollipop 5.0 and former version.

Solution 1: Restart/Switch Off And Then Switch On Your Phone

There are users who have also reported that “System UI isn’t responding” occur after doing a forced reboot. So, the very first step that you must take is to simply restart your device. If you haven’t switched off your device for a longer period of time, then switch off your phone and then switch it on back.

Sometimes the solutions for problems are fixed by simply restarting the device.

Also Read: Solved: ‘Unfortunately, Bluetooth Has Stopped’ Error

Solution 2: Free Up Enough Space From Internal Storage

The error may occur due to insufficient storage available in your Android device. It is possible that system update or application update filling up your phone’s memory and affecting the normal boot. So, make sure that your device must have at least 500MB – 1GB of free space and also have free RAM so that your device can perform properly.

In order to free up space, connect your phone to computer and transfer large-size photos, videos and other data to your computer to free up some space.

Solution 3: Check For Possible SD Card Issue

If your Android device is still throwing “unfortunately, system UI has stopped” working, then it could be possible that there is an issue with the SD card. So, first check if your SD card is working properly or not and it is not corrupted. If it is corrupted, then replace the SD card with another memory card and make sure that it has enough amount of free storage memory available. It could be possible that you are facing the issue due to SD card not having enough storage space.

Also note that your phone might encounter system UI isn’t responding error if you have stored apps on SD card and whenever you run respective app. Hence, it is recommended that you must move apps from SD card to phone’s internal storage.

Here follow the steps to move apps from SD card to phone’s internal memory:

  • On your phone go to Settings.
  • Go to Application manager.
  • Select any app, and if the app is saved in SD card, then you will get the option of “Move to device storage”. Simply tap on it.

Note: Of course, this solution is applicable to those who are using external SD card on their Android. If you are not, then skip this solution.

Also Read: Solved: “Android Is Starting” Followed By “Optimizing App” Issue

Solution 4: Reset App Preferences To Fix System UI Isn’t Responding Issue

It is possible that you may encounter ‘System UI isn’t responding” bug error when an app or Android find that a system app or services has to do to task which is missing. Technically, you can’t uninstall system apps, hence most of the users simply disable, force stop or make them inoperable for some reason.

So, if you have accidentally forced stopped or disabled any important system apps or services, then it recommended that you must reset app preference to bring back app preferences to their default and to get rid of “Unfortunately, System UI has stopped working” problem.

Here follow the steps to reset app preference on Android:

  • On your phone open
  • Tap Apps > Tap More located at the upper right (3 dot icon).
  • Tap “Reset app preferences”.

Reset App Preferences on Android

Also Read: Fixes For “Sorry, This Media File Doesn’t Exist On Your SD Card/Internal Storage

Solution 5: Observe in Safe Mode To Uninstall Faulty App

Users have also reported that they are encountering with “System UI is not responding” error after installing a new app(s). If you don’t know which is causing the problem, then you can boot your Android phone in Safe Mode to find out which app is creating the problem.

Here follow the steps to boot Android in Safe Mode:

  • Press and hold the Power
  • Tap and hold Power off.
  • When the Reboot to safe mode prompt appears, tap OK.

Note: The above steps also work for LG, HTC, Sony and many other Android phones. However, the steps may vary on other different Android phones running on different OS version.

Remember that Safe Mode will disable all third-party apps that you have installed and are not the part of the original Android package, from running. Try using your device normally in safe mode and if your issue “system isn’t responding” error doesn’t occur in Safe Mode, then it is clear that one of your apps is causing the problem.

Reboot Android In Safe Mode

Now, simply uninstall the faulty app that is creating the problem. We suggest you to begin the uninstallation of the app that you have added recently.

Also Read: How To Fix “Failed To Validate System Image” On Moto Phone

Solution 6: Sign-Out Of Your Google Account And Then Sign-In Back

Follow this solution and check if your system UI isn’t responding error is fixed or not. Simply sign-out of your Google account and then sign-in back.

Here follow the steps on how to do that:

  • Open Settings app on your Android.
  • Look for the section “Account” click on “Google” and then choose your account. (If you have added multiple accounts, then start with the first one on the lost).
  • From the top-right, tap “More” (3 dot icon) and then select the option “Remove Account”.

Note: Before you remove your account, make sure that you remember the password for that account, so that you may not face any problem while adding it later on.

Also Read: How To Fix “Unfortunately, Messenger Has Stopped” Error on Android

Solution 7: Unroot Your Android If it Is Rooted

It has also been noticed that “System UI isn’t responding” or “Unfortunately, System UI stopped working” issue is more common in rooted Android. So, if you have rooted your Android or have rooted Android device, then you can unroot your device to fix the issue.

You can unroot your device very easily by using the SuperSU app or SuperSU Pro app.

Here follow the steps on how to unroot Android by using SuperSu:

  • Install SuperSu or SuperSu Pro app on your device. Launch it and then go to its “Settings” tab and tap on “Full unroot”.

Unroot Android Using SuperSu App

  • This will pop-up a warning message, simply tap on “Continue” to start the process.

Unroot Rooted Android Using SuperSu App

  • If your Android phone running on older Android OS version, then you may get another warning messages to restore your boot images. Simply make the desired decision and start the process.

Unrooting Android Using SuperSu

After a while, your device will restart as usual and it will be unrooted now. Most probably this solution will resolve the error “System UI isn’t responding” on Android.

Note: This solution is for those who have rooted Android. If your Android is already unrooted, then you may skip this solution.

Also Read: How To Fix “Unfortunately, Google App has Stopped” Error on Android

Solution 8: Factory Reset Your Android To Fix System UI Isn’t Responding Error

If none of the above solutions work for you, then last solution that you must follow is to factory reset your Android to completely fix “System UI isn’t responding” error.

Note: Performing factory reset will wipe/erase all data stored in your Android phone. So, it is suggested that you must first backup your Android data by using reliable Android Backup & Restore software.

Here follow the steps to factory reset Android:

  • On your Android go to Settings.
  • Tap General > Backup & reset > Factory data reset.
  • Tap on “Reset Phone”. This will pop-up warning messages saying that all files, apps, data will be erased. Simply confirm the process and tap on “Reset” to factory reset your device.

Factory Reset Android Phone

Also Read: How To Recover Photos From Android Phone After Factory Reset

But what if your device is not functioning properly or if it is locked, then how do you factory reset your Android. Well, in such case you put your phone in to recovery mode and factory reset your device.

Here follow the steps to factory reset Android in recovery mode:

  • First enter into recovery mode. Most of the times you can put your device in to recovery mode by pressing the Power and Volume Up button together for at least 10 second. Note different Android has different key combination for entering into recovery mode.
  • Once, you successfully enter into recovery mode, select the option “Wipe Data/Factory Reset” using the Volume up/down button and confirm it by pressing the power button.

wipe data/factory reset Android

  • Once, the factory reset process gets complete, simply select the option “Reboot system now”.
  • Your device will restart as usual and I am sure you will not get “System UI isn’t responding” error message anymore.


As of now you know the different solutions to fix the “System isn’t responding. Do you want to close it?”, “Process System UI isn’t responding” or “Unfortunately, System UI has stopped working” error message on your Android. Simply start with easy fixes and if they won’t work, then follow the extreme solutions to fix the issue.

But before you perform any extreme solutions, it is highly recommended that you must first backup your Android phone data or else you may encounter with data loss issue.

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