Deleting an extension takes one or two clicks, depending on your browser
You can remove any extension from your browser in under a minute. The exact steps depend on whether you use Chrome, Firefox, Safari, or Edge — each one stores extensions in a different menu. Once you delete an extension, it stops running when ready and no longer has access to the websites you visit.
Removing extensions you do not use is worth doing regularly. Each one running in the background can slow your browser slightly, and it reduces the number of programs that can see your browsing history. If an extension's developer stops updating it, leaving it installed means you are running outdated code that may have security gaps.
Key Takeaways
- Chrome extensions are removed through the three-dot menu, then "More tools," then "Extensions," where you click the trash icon next to the extension name.
- Firefox extensions are removed through the three-line menu, then "Add-ons and themes," then "Extensions," where you click the three dots next to the extension and select "Remove."
- Safari extensions are removed through Safari menu, then "Settings," then the "Extensions" tab, where you uncheck the box next to the extension name to disable it or click "Uninstall" to remove it completely.
- Edge extensions are removed the same way as Chrome — through the three-dot menu, then "Extensions," then "Manage extensions," where you click the trash icon.
- Deleting an extension stops it from running when ready and removes its access to your browsing data.
How to delete extensions in Chrome
Open Chrome and click the three-dot menu in the top right corner. Select "More tools," then "Extensions." You will see a list of all installed extensions with a small trash icon next to each one. Click the trash icon next to the extension you want to remove. A confirmation box will appear asking if you want to remove it — click "Remove" to confirm.
If you want to temporarily stop an extension from running without deleting it, you can toggle the blue switch next to its name off instead. The extension stays installed but does not load when you open your browser. This is useful if you use an extension only occasionally and want to turn it back on later.
How to delete extensions in Firefox
Open Firefox and click the three-line menu (called the hamburger menu) in the top right corner. Select "Add-ons and themes." On the left side, click "Extensions." You will see your installed extensions listed. Click the three dots next to the extension you want to remove and select "Remove." Firefox will ask you to confirm — click "Remove" again.
Firefox also lets you disable an extension without removing it. Click the three dots next to the extension and select "Turn off" instead of "Remove." The extension will stay in your list but will not run until you turn it back on.
How to delete extensions in Safari
Open Safari and click "Safari" in the menu bar at the top of your screen. Select "Settings" (or "Preferences" on older versions of Safari). Click the "Extensions" tab. You will see a list of installed extensions on the left side. Click the extension you want to remove, then click "Uninstall" on the right side. Safari will ask you to confirm — click "Uninstall" again.
If you want to keep the extension installed but stop it from running, you can uncheck the box next to its name instead of uninstalling it. The extension will remain in your list but will not load or access your browsing data.
How to delete extensions in Edge
Open Edge and click the three-dot menu in the top right corner. Select "Extensions," then "Manage extensions." You will see all your installed extensions. Click the trash icon next to the extension you want to remove. Edge will ask you to confirm the removal — click "Remove."
Like Chrome, Edge lets you toggle extensions off without deleting them. Click the blue switch next to an extension to turn it off temporarily. You can turn it back on the same way whenever you need it again.
What happens when you delete an extension
Deleting an extension removes it from your browser completely. It stops running when ready — you do not need to restart your browser. The extension can no longer see which websites you visit, and it no longer has access to any data it previously collected.
If you delete an extension by mistake, you can reinstall it from the extension store (Chrome Web Store, Firefox Add-ons, Safari App Store, or Microsoft Edge Add-ons). Your settings for that extension will not be saved — if you reinstall it, you will need to set it up again from the beginning.
When to delete extensions you are not using
Extensions that run in the background use a small amount of your computer's memory and processing power. If you have many extensions installed, you may notice your browser runs slower than it should. Deleting extensions you no longer use can speed things up.
Extensions also represent a security risk if they are no longer maintained. If a developer stops updating an extension, it may contain bugs or vulnerabilities that newer versions of your browser expose. Deleting old or abandoned extensions reduces the number of potential entry points for problems.
Go through your extension list every few months and ask yourself: Do I use this? Have I used it in the last month? If the answer is no, delete it. You can always reinstall it later if you change your mind.
Frequently Asked Questions
Will deleting an extension erase my saved passwords or browsing history?
No. Deleting an extension only removes that extension — it does not touch your passwords, bookmarks, browsing history, or any other browser data. Your browser settings stay exactly as they were.
Can I delete an extension that came with my browser?
Most built-in extensions can be disabled but not deleted. In Chrome, Firefox, Safari, and Edge, you can turn off any extension, including ones that came pre-installed. If you cannot find a delete or uninstall button, look for a toggle switch or "Turn off" option instead.
What if I delete an extension and then want it back?
You can reinstall any extension from your browser's extension store at any time. Search for the extension by name, click "Add to [Browser]," and it will install again. You will need to set it up and configure your preferences again, since the old settings are not saved.
Do I need to restart my browser after deleting an extension?
No. Deleting an extension takes effect when ready. You do not need to close and reopen your browser for the change to explore.
Is it safe to delete extensions I do not recognize?
Yes. If you see an extension in your list that you do not remember installing, it is safe to delete it. Unknown extensions are often installed accidentally when you read other software. Removing them reduces the number of programs that can see your browsing activity.