Open Chrome
Tap the three dots
Tap Settings
Tap Site settings
Tap Pop-ups and redirects
Turn Pop-ups and redirects off
Tap Site settings
Tap Ads
Turn Ads off
Open Android Settings
Tap Apps
Find suspicious apps
Uninstall suspicious apps
Open Play Store
Tap your profile icon
Tap Play Protect
Run a scan
Clear browser cache
Open Chrome Settings
Tap Privacy and security
Tap Clear browsing data
Select Cached images and files
Tap Clear data
Disable notifications from unwanted apps
Open Android Settings
Tap Notifications
Turn off notifications for unwanted apps
Keep apps updated
Avoid installing apps from unknown sources
Use a trusted ad blocker if needed