Xpcom file read

It will open the Roaming folder find and delete the Mozilla folder. Firefox is now completely removed from your computer, now Download the Latest version of Firefox using another browser and install it, you would be able to open and browse the internet on Firefox without any error.

Play the above video to watch the complete Uninstall and Re-install of Firefox. If you face any issue during this process please comment below. This error is more likely to cause by some kind of malware that messes with Mozilla Firefox, it is recommended to Scan your computer for possible malware using any good Antivirus program like Kaspersky Total Security.

Or download one of the best free antiviruses and perform the system scan. You can do a clean reinstall to ensure that all files are replaced. You may have to disable security software temporarily in case the problem persists. You can find the full version of the current Firefox release Do the above with Firefox closed.

Work with Copies only, do not transfer the problem into the new Profile. I was able to solve the 'xpcom missing error' I got for a long time as Thunderbird wouldn't start when my computer started. Open the 'Task Manager' on the menu by right clicking in Windows 10 task bar, next to the empty space on the bar showing the time and date. On the task manager menu top menu click startup, right click on Thunderbird and select "Open File Location". Then, click the Refresh Firefox button.

In the pop-up window, hit the Refresh Firefox button again. By resetting Firefox, all your add-ons and customizations will be removed and the browser settings will be restored to their defaults. Just download the latest version of Firefox from another web browser.

Then, launch the installer without uninstalling the existing Firefox. In this way, you can repair and upgrade the current Firefox program. Download Partition Wizard. Firefox Not Responding? Here Are 4 Effective Fixes for You. Mikko Ohtamaa Mikko Ohtamaa Add a comment. Active Oldest Votes. Improve this answer. Arnaud Leymet Arnaud Leymet 5, 4 4 gold badges 29 29 silver badges 47 47 bronze badges. Sign up or log in Sign up using Google.

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