If you created a restore point before installing the activator, roll back to that point.
A study by cybersecurity companies (e.g., Sophos, Malwarebytes) found that over 90% of Windows activators downloaded from torrent sites or file-sharing forums contain some form of malware. With a niche name like "KJ Activator," the rates are even higher. Common payloads include: kj activator windows 7 full
Tampering with core licensing files (sppsvc.exe, tokens.dat, etc.) can lead to: If you created a restore point before installing