: Press Windows + X and select "Command Prompt (Admin)" or "Windows PowerShell (Admin)".
: Then, use the following command to activate Windows: how to activate windows 10 pro without product key
You linked your previous Windows 10 activation to your Microsoft account. : Press Windows + X and select "Command
Follow the prompts to select your device from the list linked to your Microsoft account. 3. Activation via Command Prompt (KMS Method) how to activate windows 10 pro without product key
If you replaced major components like the motherboard, Windows might no longer recognize your device.