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7 Ways To Fix Firefox’s Sync When It’s Not Working

Keeping your browser updated to the latest version helps to avoid sync issues.

7 min. read

Updated onAugust 7, 2024

updated onAugust 7, 2024

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Key notes

The syncing option of Firefox and other browsers has been a game-changer. Sadly like with every tech, there abound a few complications with Firefox sync not working.

Users have experienced common sync errors like:

Users who had syncing issues sometimes experienced issues withFirefox not updating passwords.

Quick Tip!If Firefox keeps causing problems, try a different browser. With Opera One, you can transfer your current Mozilla Firefox preferences, bookmarks, and history in just a few clicks.

To sync all your browsing data across multiple devices, you just have to create a free Opera One account. Log in with your credentials on each device and you’re good to go.

⇒Get Opera One

Why is my Firefox sync not loading?

Your Devices and applications section displays a list of linked devices to the Firefox Sync account.

It’s conceivable that your sync is functioning across the devices specified, but it’s not showing up on this list, and sometimes the sync is not just working.

Common culprits for this error could be:

There could be a few other reasons, but our fixes should help fix the Firefox sync not working regardless of the cause.

How do I force Firefox to Sync?

1. Force close and restart your browser

End task is a feature on the Application processes tab of Windows Task Manager that lets you terminate processes that are not responding. For example, the End Task option may be used to end a frozen or non-responsive program without restarting your PC.

2. Restart the computer

If you restart your computer, it will run more smoothly. A restart clears your PC’s memory, stopping any programs consuming RAM. Furthermore, a program may eat memory long after you’ve closed it, and restarting ensures that this does not happen.

This reboot can restore your computer to a perfect running condition and clear whatever issue stopped it from syncing.

3. Disable recently installed extensions

4. Update your browser

5. Disable your antivirus

Please note that you should turn on your antivirus again after you are done syncing.

6. Uninstall and reinstall your Firefox browser

7. Double-check for breaches

Data breaches trigger an automatic de-syncing process by Firefox. You should make sure that you reverify your account if you have experienced a breach.

After the verification, you should be able to sync browsers again across your devices. If you need a helping hand, feel free to follow these steps.

If your case is one of Firefox not syncing passwords, you should also tick the Login and passwords option.

This is an important setting to check for issues related to Firefox not syncing bookmarks.

How do I bypass Firefox sync unexpected errors?

If you are faced with this problem, you will probably get it fixed by restarting your PC. This has worked for most users who have encountered this issue.

Computer restarts are an easy fix for many minor browsers and computer errors.

And there you have it. We have tried to cover every single aspect of the issues of Firefox sync not working.

While it can occur for different reasons, we encourage you to do all you can to significantly protect your data and privacy since syncing exposes your data across many gadgets.

To learn more about Firefox, we also have a great guide onFirefox profile locationas well as an article on how totransfer a Firefox profile to a new computer, so you might want to visit them.

This is not the only problem you will encounter using the Firefox browser, but you should be able to fix many otherFirefox general issues on Windows 11 and 10in a few clicks.

7 Ways To Fix Firefox’s Sync When It’s Not Working#

Why is my Firefox sync not loading?#

How do I force Firefox to Sync?#

1. Force close and restart your browser#

2. Restart the computer#

3. Disable recently installed extensions#

4. Update your browser#

5. Disable your antivirus#

6. Uninstall and reinstall your Firefox browser#

7. Double-check for breaches#

How do I bypass Firefox sync unexpected errors?#