Utilizing activators from unofficial sources like HaxPC may expose your computer to trojans or ransomware bundled with the activator. Removal Information
It creates a persistent background process or scheduled task (often named KMS-R@1n.exe) that manipulates KMS services every 180 days to maintain activation status.
Running a scan with reputed malware removal tools, such as Malwarebytes, which can detect KMS-R@1n components.