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My taskbar is disappearing when I open firefox, however it doesn't do this in explorer. It is not stuck on full screen. Please help!

  • 7 replies
  • 35 have this problem
  • 13 views
  • Last reply by NyanDashie

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I can even press F11 and the taskbar will show up but will disappear soon after. This only happens in firefox. It's becoming very annoying. Thank you in advance!

I can even press F11 and the taskbar will show up but will disappear soon after. This only happens in firefox. It's becoming very annoying. Thank you in advance!

All Replies (7)

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Firefox's window definitely should be able to to stick itself in front of the Windows Taskbar...

I assume you do not have the Taskbar set to auto-hide.

Does this occur on all pages, or is there a pattern involving media players?


A common source of strange display issues is graphics card driver incompatibilities. I suggest disabling Firefox's use of hardware graphics acceleration to see whether that helps.

You usually need to restart Firefox in order for this to take effect, so save all work first (e.g., mail you are composing, online documents you're editing, etc.).

(1) In a new tab, type or paste about:config in the address bar and press Enter. Click the button promising to be careful.

(2) In the filter box, type or paste gfx and pause while the list is filtered

(3) Double-click gfx.direct2d.disabled to toggle its value from false to true (it should turn bold).

(4) Double-click gfx.content.azure.enabled to toggle its value from true to false (it should turn bold).

If you restart Firefox, is the issue resolved (or at least improved)?

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You can check for problems caused by a corrupted localstore.rdf file.

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Yeah it isn't set on auto-hide. It happens to all the pages on firefox. I have tried resetting firefox and that did not help at all.

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Hi wparkman, have you noticed any change in this behavior in Firefox 22 or Firefox 23? Did disabling hardware acceleration of graphics make any difference?

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I'm having the same problem here.

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Try to un-maximize the Firefox window and drag to borders manually to make the window fit the screen. Close and restart Firefox to see if it stays that way.

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Well, I've found that the best way to fix this is restarting your computer several times, at least for me.