But If you’re on a public computer or a shared computer, or you just prefer more privacy, you may not want Firefox to keep so much of your personal data. Fortunately, Firefox makes it easy to clear your history, cache, cookies, saved passwords, and other data.

Clear Your Firefox Browsing History

If you want to delete Firefox’s record of all searches made through its integrated search bar, as well as other data:

Remove Individual Cookies

Cookies are text files utilized by most websites to set user-specific preferences and login credentials. You may want to retain some cookies and delete others. Here’s how to manage your cookies manually:

Check Browsing & Download History to remove the names and URLs of all web pages you visit, as well as a log of all files that you download through the browser.Check Form & Search History to delete autofill information and search keywords.Check Cookies to eliminate user-specific preferences, login credentials, and more.Check Cache to delete temporary files that are used to speed up page load times.Check Active Logins to be logged out of any sites that you are currently logged into.Check Offline Website Data to delete website files used to facilitate the use of the site even when an internet connection is not available.Check Site Preferences to delete settings specific to individual websites.

Use Custom Settings for History

When you select Use custom settings for history from Firefox’s history preferences, you’ll see the following customizable options:

Always use private browsing mode: When enabled, Firefox will automatically launch in Private Browsing mode. Remember browsing and download history: When enabled, Firefox will maintain a record of all websites you’ve visited as well as files you’ve downloaded. Remember search and form history: When enabled, Firefox will store most information that is entered into web forms as well as keywords submitted to a search engine via the browser’s search bar. Clear history when Firefox closes: When enabled, Firefox will automatically delete all history-related data components each time the browser is shut down.