2 High Battery Drainage Problem in Huawei P20 lite; 3 Screen Gets Stuck & Unresponsive in Huawei P20 lite; 4 Huawei P20 lite Stuck on Boot Screen; 5 Overheating Problem in Huawei P20 lite; 6 Trouble Connecting to Wi-Fi in Huawei P20 lite; 7 Apps Not Downloading from Google Play Store in Huawei P20 lite; 8 Bluetooth Issues on Huawei P20 lite
First, restart your phone and see if that clears up the issue. If not, try resetting the phone to its factory settings. If that doesn’t work, there may be a problem with the phone’s digitizer, which is the component that senses touch. In that case, you’ll need to take the phone to a repair shop to have it fixed. My friend's P20 Lite got dropped and now the screen is dead. Backlight turns on, but the LCD is really, really broken. I can boot it up and unlock it using his swipe-code (by guessing where the dots are), but I cannot recover his data, because USB debugging is disabled :(
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I have managed to turn on visualisation of touch so it was making line. And ghost burn ins intensified, screen colors became not so solid. After lock/unlock phone for couple of seconds ghost touches fixed. Then it went to black screen with backlight working. I have restarted couple of times , then lcd was back to showing things with big burn
Turn On the Screen. Press the Power button. Go to Settings > Accessibility features > Shortcuts & gestures > Wake screen, and enable Raise to wake, Double-tap to wake, and/or Show palm to wake. Then use the corresponding feature to turn on the screen. If your device does not have this option, it indicates that this feature is not supported.
