Disconnect the device from the internet
Stop using the affected account or device
Run a full scan with updated antivirus or anti-malware software
Quarantine or delete detected threats
Uninstall suspicious applications or browser extensions
Remove unknown startup items and scheduled tasks
Clear suspicious browser settings, cache, and downloads
Update the operating system, browser, and all apps
Change passwords from a clean device
Enable multi-factor authentication
Restore files from a clean backup if needed
Reset the device if infection persists
Monitor accounts for unusual activity