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Sometimes when i open any dialog box in Firefox - it shows empty (white background).

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I attached example screenshot which shows how such bug is appearing.

I attached example screenshot which shows how such bug is appearing.
Attached screenshots

All Replies (3)

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I turn off 'Use Hardware Acceleration' and it help. Thanks.

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"Start a new Firefox session Change the action for a content type Reset actions for all content types"

is the problem still there? https://support.mozilla.org/en-US/kb/troubleshoot-firefox-issues-using-safe-mode

A small dialog should appear. Click Start In Safe Mode (not Refresh). Is the problem still there? - good to update of Firefox .