This Refresh option restores all your browser settings to Default it creates a new user profile, deletes all the Add-ons and removes the plugins, added search engines, etc. Next again click on the Refresh Firefox option.Reset Firefox to Defaultįollow the below-given steps to reset the Firefox Setting to Default: This can resolve the XPCOM error message. If the above error message arises most often, then restore your computer to a previous working state. Restart the Firefox normally until you find which extension creates the error message.In the Extension Panel, there will be Disable option which helps to disable the Add-ons one by one.To disable the plugin from the main menu, first Choose Add-ons from the settings of Mozilla.At this case disable the installed Add-ons one by one until finding out which plugin causes the problem.Firefox extension may be the reason behind this error message “Couldn’t load XPCOM.”.Then choose the option Start in Safe Mode The first step is Hold the Shift key and then double-click the Mozilla Firefox to open.To start Firefox in Safe Mode, follow the below steps: After finishing the scanning process, check out your Mozilla, now it will not show the error message “Couldn’t Load XPCOM.” ReimagePlus Start Firefox in Safe Mode It will restore all the corrupted files and missing files.
#UNINSTALL AND REINSTALL MOZILLA FIREFOX PLUS#
If this is the cause for the error in your system, then download and run Reimage Plus and scan the system.
If you have downloaded any corrupted files from the Mozilla Firefox, then you may face this error. Now download the newest version of Mozilla Firefox and use it. Yeah, your Firefox is getting completely Uninstalled. appdata Use can use Revo Uninstaller to uninstall it completely. To do that, open the Run Dialog box and type %appdata% and press OK.This will tend to open the Roaming folder and in that find the Mozilla and delete it. iObit UninstallerĪfter uninstalling the Firefox, you have to perform one more action that is you have to delete a folder from the App data. One is located at C: > Users > david > AppData > Local > Mozilla (this one deleted without a problem). There are 2 folders that need to be deleted to do a 'clean install'. In this process deleting the files from the Registry entries will be a tedious step and some wrong handling will lead to some other errors in your system.To avoid this, you can download the Iobit Uninstaller to uninstall all the files related to the Firefox. A simple uninstall from Programs and Features then a Reinstall of Firefox did not fix the problem. This will completely uninstall the Firefox from your system. And finally, deleting it from the App Data Folder.Next, remove Mozilla from program filesDeleting it from Program Data Folder.First Uninstall Firefox from your computer.You have to completely uninstall all the Firefox related files from your computer. To come of out from the above problem then you have to completely Uninstall the Firefox and have to reinstall the newest version of Mozilla.
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