According to its documentation, KMSOffline v2.4.5:
Almost all antivirus programs flag KMSOffline as "HackTool" or "Trojan." While often a false positive, downloading from unverified sources can lead to actual malware infections. KMSOffline v2.4.5 -Windows and Office Activator...
If you have already used KMSOffline or similar tools, run a full offline scan with Windows Defender Offline or a trusted second-opinion scanner like Malwarebytes. Then, consider performing a clean Windows reinstall to ensure all backdoors are removed. According to its documentation, KMSOffline v2
Microsoft designed the Key Management Service (KMS) for large organizations. Instead of typing 25 different product keys for 25 different computers, a company sets up a local KMS host server. All client computers within the network activate against that internal server. According to its documentation