Lenovo

Random characters or lines are appearing on the moto e5 supra

Why are random characters and lines are appearing on my display?



Random characters or lines appearing on your display could be caused a few different settings.

Owner Info

You may have inadvertently typed some random characters in the Lock screen message section of your device.

Please follow the instructions below to check or change the Lock screen message:

  1. Touch Image
  2. Touch Settings
  3. Touch Security & Location
  4. Touch the Image  next to Screen Lock
  5. Touch Lock screen message
  6. Enter the details you would like to display over your locked screen such as lost device contact information.
  7. Select SAVE to confirm.

Press the power button to lock your screen and wait a few moments. You should then see your message displayed.


Developer Options

If you have previously enabled Developer options, you may have accidentally enabled a User Interface option under the Developer Options.  Your device has several developer options that can be used by application developers when testing applications.  

Please follow the instructions below to check the developer options that may have been enabled on your device:

  1. Touch Image 
  2. Touch Settings   
  3. Touch Developer options (if you do not see Developer options in settings, this is not the issue)
  4. Uncheck or turn off any options selected under Input, Drawing, and Hardware Accelerated Rendering.

Options under Input

Show Taps - Show visual feedback for touches

Image


Pointer Location - Screen overlay showing current touch data

Image

 

Options under Drawing

Show Surface updates

Show Layout Bounds

Profile GPU rendering

Enable OpenGL traces

 

Options under Hardware Accelerated Rendering

Force GPU Rendering

Show GPU updates

Show hardware layout updates

 

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