📣 Help shape Firefox by joining our Test Days event on July 21–27 to test the Firefox Semantic History Search in Firefox Beta 142

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

HELLO I HAVE A PROBLEM CAN YOU HELP? every window in mozzila browser in colorfull squares

  • 3 replies
  • 3 have this problem
  • 1 view
  • Last reply by Kevin

every window in mozzila browser in colorfull squares and flashing

every window in mozzila browser in colorfull squares and flashing
Attached screenshots

Chosen solution

However since that was the instructions for desktop, in order to turn it off in mobile:

  1. You may need to turn this off in the Android Settings of you Tablet:
Android Settings > Developer > Show screen updates
Read this answer in context 👍 1

All Replies (3)

This is a developer tool feature called Paint Flash Tool

To turn it off:

  1. Go to Tools > Developer Tools > Select ""Developer Toolbar""
  2. A black bar will be at the bottom of the page.
  3. Put your cursor there and type in:
  4. paintflashing off
  5. then hit enter.

Chosen Solution

However since that was the instructions for desktop, in order to turn it off in mobile:

  1. You may need to turn this off in the Android Settings of you Tablet:
Android Settings > Developer > Show screen updates

This looks to to be the Firefox paint debugging not the Android paint debugging.

1. Tap the three dot button in the upper right of Firefox 2. Select settings 3. Select developer tools 4. uncheck paint flashing