Try the solutions below if your phone screen:
- Doesn’t respond
- Flickers
- Jumps
- Flashes
- Shows dead pixels
- Stays blank
Step 1: Check your phone's screen
Important: After you try each recommended solution, check to find whether it fixed your issue.
- Make sure that your screen isn't cracked, chipped or damaged.
- If you have a case or screen protector, take it off.
- If you're wearing gloves, take them off.
- If you've put any stickers over the screen or sensors, peel them off.
- Make sure that your screen is clean.
Step 2: Try these troubleshooting steps
Restart your phone
- On most phones, press your phone's power button for about 30 seconds, until your phone restarts.
- On the screen, you might need to tap Restart .
Tip: After you restart, if your touchscreen is still completely unresponsive, learn how to reset your phone to factory settings (below).
Find out if an app causes your problem
Important: To find out how to turn safe mode on and off, go to your device manufacturer’s support site.
- Turn on safe mode.
- Touch the screen.
- If the screen works in safe mode, an app is most likely causing your issue.
- Turn off safe mode.
- To find the app that causes issues, uninstall recently downloaded apps one by one. After you remove the app that causes the problem, you can reinstall the other apps that you removed.
Test the affected part of your screen
- Touch the top-left corner of the screen.
- Slowly drag your finger to the bottom-right corner without lifting. Try to move your finger slowly enough so that you can count to 10 before reaching the opposite corner of the screen.
- If you can drag your Quick Settings bar and notifications all the way to the bottom of the screen
The problem isn't caused by a specific area on your screen. Learn how to reset your phone to factory settings (below). - If your Quick Settings bar and notifications release while you're still dragging your finger across the screen
Repeat the test. If they release again, note whether it happened in the same place on the screen. Then contact your device manufacturer.
- If you can drag your Quick Settings bar and notifications all the way to the bottom of the screen
Turn off Developer options
Important: Settings can vary by phone. For more info, contact your device manufacturer.
- Open your phone's Settings app.
- Tap System Developer options. You'll see this only if you have Developer options turned on.
- Turn off Developer options.
Step 3: Use advanced troubleshooting
Consider resetting your phone to factory settings
Important: A factory data reset will remove all data from your phone. You can restore any data stored in your Google Account, but all apps and their associated data are uninstalled. Before you perform a factory data reset, back up your phone.
Tips:
- If your phone doesn't respond or stays blank, you can use your phone's buttons to trigger a factory data reset.
- If an app that you downloaded caused the issue and you reinstall that app, the problem could come back.
Contact your device manufacturer
If you still have trouble, visit your operator or manufacturer support site.