This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Avatar for Username

Search Support

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

This thread was archived. Please ask a new question if you need help.

Screen smears when scrolling

  • 3 replies
  • 6 have this problem
  • 1 view
  • Last reply by guywebster

guywebster
guywebster
more options

When I scroll down a webpage it is first OK then the stuff on the screen is a smear in the direction I am scrolling

When I scroll down a webpage it is first OK then the stuff on the screen is a smear in the direction I am scrolling

Chosen solution

hi guywebster, please try if the following can solve the problem:

  • enter about:config into the firefox address bar (confirm the info message in case it shows up)
  • search for the preference named layers.allow-d3d9-fallback
  • double-click it and change its value to false
  • then restart the browser once...
Read this answer in context 👍 4

All Replies (3)

guywebster
guywebster Question owner
more options

guywebster said

When I scroll down a webpage it is first OK then the stuff on the screen is a smear in the direction I am scrolling


You gotta fix this ASAP

philipp
philipp
  • Moderator
more options

Chosen Solution

hi guywebster, please try if the following can solve the problem:

  • enter about:config into the firefox address bar (confirm the info message in case it shows up)
  • search for the preference named layers.allow-d3d9-fallback
  • double-click it and change its value to false
  • then restart the browser once...
guywebster
guywebster Question owner
more options

THANKS!