Chrome extensions are powerful tools, but every extension you install is a piece of software that runs inside your browser with access to your browsing activity. An outdated, abandoned, or malicious extension can slow down your browser, track your data, or expose you to security risks. Regularly auditing and managing your extensions is one of the simplest and most effective browser security habits you can develop.
How to View and Manage Your Installed Extensions
- Click the three-dot menu (⋮) in the top-right corner of Google Chrome.
- Hover over Extensions, then click Manage Extensions from the sub-menu.
- You will see a grid of every extension currently installed in your browser, along with its icon, name, and a brief description.
How to Disable an Extension Without Removing It
Disabling an extension is the safest first step if you are unsure whether you still need it. The extension remains installed but stops running entirely, meaning it uses no memory and cannot access your browsing data until you turn it back on.
On the Extensions page, find the extension and toggle the blue switch in its bottom-right corner to the off position. The card will turn grey to indicate it is disabled. Toggle it back on at any time.
How to Remove an Extension Permanently
If you are confident you no longer need an extension, remove it completely to free up resources and eliminate any potential security risk:
- From the Extensions page: Click the Remove button on the extension’s card and confirm the deletion.
- From the toolbar: Click the puzzle piece icon in your toolbar to see all pinned extensions. Right-click any extension icon and select Remove from Chrome.
How to Run a Chrome Safety Check
Chrome has a built-in safety tool that can automatically flag extensions that have been identified as potentially harmful. To run it, type run safety check directly into the Chrome address bar and press Enter. Chrome will display any extensions that have been removed from the Chrome Web Store (often a sign they were flagged for violating policies) and give you the option to remove them immediately.
Best Practices for Extension Security
- Review permissions carefully: Before installing any extension, read the permissions it requests. An extension asking to “read and change all your data on all websites” requires a high level of trust to justify.
- Only install from the Chrome Web Store: Avoid sideloading extensions from third-party websites, as these bypass Google’s review process.
- Remove unused extensions: If you have not used an extension in months, remove it. Fewer extensions means a faster browser and a smaller attack surface.