How to Restore Firefox Settings

Intermediate 5 min 12 steps 33872 views Rating: 4.8/5 Published: 2026-01-16

Open the Troubleshooting Information page.. Refresh Firefox's settings.. Restart the Firefox Browser.

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Steps

1

Open the Troubleshooting Information page.

Step 1

Open the Troubleshooting Information page.

2

Refresh Firefox's settings.

Step 2

Refresh Firefox's settings.

3

Restart the Firefox Browser.

Step 3

Restart the Firefox Browser.

4

Open the Troubleshooting Information page.

Step 4

Open the Troubleshooting Information page.

5

Locate your profile's folder.

Step 5

Locate your profile's folder.

6

Delete the preferences files.

Step 6

Delete the preferences files.

7

Re-open Firefox and close the file explorer window.

Step 7

Re-open Firefox and close the file explorer window.

8

Open the Troubleshooting Information page.

Step 8

Open the Troubleshooting Information page.

9

Locate and open your profile folder.

Step 9

Locate and open your profile folder.

10

Back up your profile.

Step 10

Back up your profile.

11

Restore your profile content from your backup folder.

Step 11

Restore your profile content from your backup folder.

12

Restore your profile content to a new installation of Firefox.

Step 12

Restore your profile content to a new installation of Firefox.

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