For issues after a hardware change, you can use the official Activation Troubleshooter in Settings.

: Emulates a corporate license server locally. While effective, it often requires "renewal" every 180 days and can be flagged by Windows Defender as a "HackTool:BAT/AutoKMS". HWID (Hardware ID) Activation

is a tech-focused content creator known for sharing tutorials on mobile devices and computer software. Understanding Windows Activation Tools

: Many unofficial activators are bundled with "Trojan" horses, spyware, or ransomware. These can steal your personal data or encrypt your files for ransom.