Hi. Can you give an example of "a page in gmail"?

Trouble with gmail when using firefox" posted an answer to your question "Trouble with gmail when using firefox". Don't know if the page attached worked as Idon't know how to attached a copy of the page but I am talking about the Bin icon on the top row. If you need more info can you please send me informations on how to send you a screen shot. I do not have PDF capabilities Regards Mick

Make sure cookies are turned on. Some antivirus or related software may delete your cookies. If your cookies are turned on, clear your browser's cache. Note: While deleting your cookies may resolve the problem, it will also remove your saved settings for sites you've visited.

Regards, Diana

Try removing cookies or forgetting the site, otherwise troubleshooting.

https://support.mozilla.org/en-US/kb/clear-cookies-and-site-data-firefox https://support.mozilla.org/en-US/kb/delete-browsing-search-download-history-firefox#w_remove-a-single-website-from-your-history

https://support.mozilla.org/en-US/kb/diagnose-firefox-issues-using-troubleshoot-mode https://support.mozilla.org/en-US/kb/troubleshoot-extensions-themes-to-fix-problems (also deals with hardware acceleration) https://support.mozilla.org/en-US/kb/troubleshoot-issues-related-to-add-ons