Microsoft 365 apps and services no longer support Internet Explorer. UITS strongly recommends that you use a supported browser, and not Internet Explorer (IE).In Firefox, if you don't see the menu bar, press Alt. If you're unsure what browser version you're using, from the Help menu or your browser's menu, select About. If you don't see instructions below for your specific version or browser, search your browser's Help menu for 'clear cache'. If the instructions below don't exactly match what you see, you may need to update your web browser to the latest version.If this doesn't work, follow the appropriate instructions below. For desktop browsers, to quickly open menus used to clear your cache, cookies, and history, ensure that the browser is open and selected, and press Ctrl-Shift-Delete (Windows) or Command-Shift-Delete (Mac).*do NOT click the 'Refresh Firefox' button on the Safe Mode start window *switch to the DEFAULT theme: '3-bar' menu button or Tools -> Add-ons -> Themes If you revisit a 'forgotten' website then data for that website will be saved once again. You can't recover from this 'forget' unless you have a backup of involved files.

If you have a password or other data for that domain that you do not want to lose then make sure to backup this data or make a note. Using 'Forget About This Site' will remove all data stored in Firefox for this domain like history and cookies and passwords and exceptions and cache, so be cautious. You can remove all data stored in Firefox for a specific domain via 'Forget About This Site' in the right-click context menu of an history entry ('History -> Show All History' or 'View -> Sidebar -> History'). do NOT click the 'Refresh Firefox' button on the Safe Mode start window.switch to the DEFAULT theme: '3-bar' menu button or Tools -> Add-ons -> Themes.Start Firefox in Safe Mode to check if one of the extensions ('3-bar' menu button or Tools -> Add-ons -> Extensions) or if hardware acceleration or userChrome.css is causing the problem. '''Warning ! ! ''' This will log you out of sites you're Many site issues can be caused by corrupt cookies or cache. What happens? What is/are the exact error message(s) ?

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