I have no problems # https://www.google.com/gmail/about/ # https://mail.google.com/mail/u/0/#inbox Maybe you have security related software or scriptblockers that are causing the problem. Please revierw what additional software you may have and if necessary temporarily disable or uninstall it. Try in Firefox's safe mode. If that does not help try next in Windows own Safe Mode as well. Please say exactly what happens and provide a screenshot or the exact wording of any message you are getting. See * [[Troubleshoot Firefox issues using Safe Mode]] * [[Disable or remove Add-ons]] * Bleepingcomputer tutorial: https://www.bleepingcomputer.com/tutorials/start-windows-8-in-safe-mode/