Reset Windows Activation Remove License | Key

Same result as Command Prompt. Warning: Editing registry incorrectly can damage Windows.

# Remove the product key cscript /nologo slmgr.vbs /upk cscript /nologo slmgr.vbs /cpky Reset activation state cscript /nologo slmgr.vbs /rearm reset windows activation remove license key

Delete value: BackupProductKeyDefault