If you're seeing some of these problems with Chrome, you might have unwanted software or malware installed on your computer:
- Pop-up ads and new tabs that won't go away
- Your Chrome homepage or search engine keeps changing without your permission
- Unwanted Chrome extensions or toolbars keep coming back
- Your browsing is hijacked, and redirects to unfamiliar pages or ads
- Alerts about a virus or an infected device
In the future, avoid unwanted software by only downloading files or visiting sites that you know are secure.
Change your default ads permissions
To prevent sites from showing you intrusive or misleading ads by changing your settings.
- Open Chrome .
- At the top right, click More Settings.
- Click Privacy and security Site Settings.
- Click Additional content settings Ads.
- Select the option you want as your default setting.
Remove unwanted programs (Windows, Mac)
Before you reset your browser settings on a Windows or Mac, check your computer for unwanted programs.
Restore quarantined files (Windows)
- On your computer, open Chrome.
- At the top right, click More Settings Advanced.
- On Chromebook, Linux, and Mac: Click Reset settings Restore settings to their original defaults Reset settings.
- On Windows: Click Reset and cleanup Reset settings to their original defaults Reset settings.
If you removed unwanted programs or reset your browser settings, you might need to turn some extensions back on. To turn extensions on, at the top right, click More More Tools Extensions. Only turn on extensions you trust.