Here is the Windows error message: 'The action can't be completed because the folder or a file in it is open in another program.' This failure and message lead to the following comments:ġ. However, renaming 'Mozilla Firefox' failed.

'Mozilla Maintenance Service' -> 'Mozilla Maintenance Service.old' 'Mozilla Firefox' -> 'Mozilla Firefox.old' You said to rename the Mozilla folders as follows: OK, now on to the instructions you gave me. All of these restarts took place after the last time Firefox was running before the problematic 'upgrade' described in my original post.īTW I also did a complete virus scan after my original post this morning. These were hard shutdowns and restarts, not just reboots. I have restarted the laptop at least 3 times since then. And to avoid the possibility of any confusion:ġ. The answer is yes, I have restarted the system after the problems started. This note will be long in the attempt to anticipate questions and save time for you and the other experts trying to help me.įor an initial sanity check, jscher2000 asked whether I had rebooted Windows after the problems started. This shows how to Start all Computers in Safe Mode If there is a problem, start your '''Computer''' in safe mode and try again. Well, remove the OLD folders when you are done. Rename the '''Mozilla Thunderbird''' folder if there is one.Īfter rebooting the computer, run a registry scanner Look for, and rename any '''Mozilla''' or '''Firefox''' If you downloaded and installed the binary packageįrom the Firefox download page, simply remove the Manager, you should use the same way to uninstall it. If you installed Firefox with the distro-based package '''Mac: ''' Open the 'Applications' folder. Using your file browser, open the '''Programs Folder''' on your computer. Download Firefox For All languages And Systems

Mozilla firefox update error