Home Firefox Download, install and migration Profiles. Table of Contents 1 How do I find my profile? Note: If you are unable to open or use Firefox, follow the instructions in Finding your profile without opening Firefox.
A Run dialog will open. A window will open containing profile folders. Double-click the profile folder you wish to open. If you only have one profile, its folder would have "default" in the name. From the Start Screen, click the Desktop tile.
The Desktop view will open. For those security features, you will need a VPN. Can I change the default search engine in Firefox? Click on the menu in the top-right corner of the page and click Options. Click on the Search tab on the right sidebar. Who owns Firefox? Does Firefox sell data to third-party advertisers? What to do if Firefox keeps crashing? This will patch any known errors that could be causing the crash. View all Products. Work for a mission-driven organization that makes people-first products.
More About Mozilla. More Mozilla Innovation. Download Firefox Firefox Privacy Notice. Get Mozilla VPN. Firefox for Android Get the customizable mobile browser for Android smartphones. This article gives you some alternatives to downgrading and links to older versions of Firefox if you do choose to downgrade.
Problems with an update are usually not caused by the new version of Firefox, but rather the update process. In most cases, installing a previous version will not help.
Instead, see:. Ensure all security and security-related software is fully updated. Some security software will need to be upgraded to a new version so that it is compatible with each Firefox version update. Optional software bundled with security software also may need updating.
Such software may not be essential for your security but, if outdated, may interfere with the use of Firefox or cause Firefox to crash. In the Menu bar at the top of the screen, click Firefox and select Preferences.
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