Open the browser app you used for Incognito mode
Close all Incognito tabs
Clear the browser app data from Android settings
Go to Settings
Tap Apps
Select your browser
Tap Storage
Tap Clear data
Tap Clear cache
Delete any downloaded files from Incognito sessions
Check and clear browser sync data if enabled
Sign out of the browser account if needed
Clear Google activity history if web activity was saved
Go to Google Account settings
Open Data and privacy
Open My Activity
Delete web and app activity entries
Turn off activity saving if desired
Restart the phone
Use a private DNS or VPN if you want less tracking in the future