We're calling on all EU-based Mozillians with iOS or iPadOS devices to help us monitor Apple’s new browser choice screens. Join the effort to hold Big Tech to account!

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.

lines keep showing up

  • 1 reply
  • 1 has this problem
  • 1 view
  • Last reply by Vivek

Pam511
Pam511
more options

Vertical lines keep showing up on my screen, especially when I'm scrolling. The lines are black and cover the whole screen. It doesn't seem to do this with Internet Explorer though. I've tried several things, and I even tried disabling Extensions and nothing has worked.

Vertical lines keep showing up on my screen, especially when I'm scrolling. The lines are black and cover the whole screen. It doesn't seem to do this with Internet Explorer though. I've tried several things, and I even tried disabling Extensions and nothing has worked.

All Replies (1)

Vivek
Vivek
more options

Hi,

You can also try to disable hardware acceleration: Tools (Alt + T) > Options > Advanced > Use hardware acceleration when available. Options > Advanced

Options

Hardware Acceleration