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Unload inactive tabs to save system memory in Firefox
Learn how to free up system memory by unloading inactive tabs in Firefox.
Enable and disable cookies that websites use to track your preferences
Websites store things like your preferences, login status, and trackers in "cookies" on your computer. Learn how to manage cookies in Firefox.
How Firefox securely saves passwords
Learn how Firefox securely saves your passwords.
Rate your Firefox experience, surveys and out of date messages (Heartbeat)
You may be selected to rate Firefox or complete a survey. You may also see a notice to update Firefox. Learn more about these messages.
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