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Windows 10 reached EOS (end of support) on October 14, 2025. For more information, see this article.

Privacy and security

Learn how to protect your privacy and secure your data.

In English

How do I set up Sync on my computer?

Choose a strong password

How to set up Firefox Sync in Firefox for Android

How do I choose what information to sync on Firefox?

How do I know the status of my sync?

Remove a synced device from your Mozilla account

How Firefox securely saves passwords

Disable Firefox Sync on a lost phone or tablet

How Firefox Sync keeps your data safe even if TLS fails

Change your two-step authentication device for your Mozilla account

Disable Firefox Sync

Reset your Mozilla account password to protect your credentials

Suspicious activity on my Mozilla account

Change your Mozilla account password

Sign in to a Mozilla account using 3rd-party authentication

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