how to reinstall firefox on mac

We will use the built-in Safari browser on your Mac to download and install Mozilla Firefox.

1. Open Safari from your Dock.
2. Select Download now.
3. Select Firefox. ...
4. Drag the Firefox App into your Applications folder.
5. Once it has finished copying, eject the disk image for Firefox from your desktop by dragging it to Trash.

1. How do I uninstall and reinstall Firefox on my Mac?
2. How do I reinstall Firefox?
3. How do I reinstall Firefox on my Mac without losing data?
4. How do I completely uninstall and reinstall Firefox?
5. Why has Firefox stopped working?
6. How do I change settings in Firefox?
7. How do I fix Firefox not responding?
8. How do I troubleshoot Firefox?
9. What causes Xpcom error?
10. How do I get my old bookmarks back on Firefox?
11. How do I recover a deleted bookmark in Firefox?
12. How can I reinstall my Firefox bookmarks?

How do I uninstall and reinstall Firefox on my Mac?

Open your Mac's Applications folder via Finder. Locate the Firefox application -- indicated by an icon of a fox wrapped around a globe -- and drag it to the Trash. This uninstalls Firefox from your Mac. Skip this step if Firefox is not currently installed on your computer.

How do I reinstall Firefox?

To reinstall Firefox, you download a new copy of the program's installer, remove the existing program through the Programs and Features control panel, and run the installer your downloaded.

How do I reinstall Firefox on my Mac without losing data?

To keep your personal data intact, leave the box next to “Remove My Firefox Personal Data and Customization” unchecked when removing Firefox. Your bookmarks should automatically show up after reinstalling Firefox.

How do I completely uninstall and reinstall Firefox?

Start the Mozilla Firefox uninstall

1. Close Firefox (if Firefox is open): Click the Firefox menu and select Exit. ...
2. Click the Windows Start button and select Control Panel.
3. In the Control Panel window, click on Add or Remove Programs. ...
4. From the list of currently installed programs, select Mozilla Firefox.

Why has Firefox stopped working?

A problematic extension can cause the problem, which can be resolved by disabling or uninstalling the extension. For information on diagnosing and fixing problems caused by faulty extensions, see the Troubleshoot extensions, themes and hardware acceleration issues to solve common Firefox problems article.

How do I change settings in Firefox?

Connection settings in Firefox

1. In the Menu bar at the top of the screen, click Firefox and select Preferences. Click the menu button. and select Options. Preferences. Settings.
2. In the General panel, go to the ProxyNetwork Settings section.
3. Click Settings…. The Connection Settings dialog will open.

How do I fix Firefox not responding?

Right-click on an empty spot in the Windows task bar and select Task Manager (or press Ctrl+Shift+Esc). When the Windows Task Manager opens, select the Processes tab. Select the entry for firefox.exe (press F on the keyboard to find it) and click End Process. ... Start Firefox normally.

How do I troubleshoot Firefox?

1. Restart your computer. Sometimes problems can be fixed by simply restarting your computer and then starting Firefox again.
2. Clear your cookies and cache. ...
3. Restart Firefox in Safe Mode. ...
4. Restart Firefox in Troubleshoot Mode. ...
5. Reinstall Firefox. ...
6. Refresh Firefox. ...
7. Create a new Firefox profile.

What causes Xpcom error?

The XPCOM error is caused on a Windows-based computer whenever a user tries to open Mozilla Firefox after a Windows Update or if the Firefox's profile folder is corrupted. Firefox's profile folder corruption may happen after a virus attack or after installing a third-party extension on your Firefox browser.

How do I get my old bookmarks back on Firefox?

First, Firefox automatically creates backups of your bookmarks, which can be helpful if your bookmarks are lost or missing.

1. Click the Bookmarks button (or. ...
2. At the top of the Library window, click on Import and Backup and select Restore.
3. Click the date of the bookmark backup you want to recover.

How do I recover a deleted bookmark in Firefox?

Open Mozilla Firefox and click the Firefox menu button, select Bookmarks >> Show All Bookmarks. If you accidentally deleted bookmarks, you can recover them by clicking on Organize button and select Undo or use the keyboard shortcut Ctrl + Z.

How can I reinstall my Firefox bookmarks?

Backup and restore

Click Bookmarks and then click the BookmarksManage Bookmarks bar at the bottom. Import and Backup button and then select Backup…. In the Bookmarks backup filename window that opens, choose a location to save the file, which is named bookmarks-"date". json by default.