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Learn how to use the Software Licensing Management Tool (SLMGR) to manage, activate, and troubleshoot Windows licenses via CMD.

Master Windows Activation with SLMGR Commands

A professional guide to managing Windows licenses like a pro using the Command Prompt.

01 Master the SLMGR Command in Windows

02 The Licensing Tool

slmgr.vbs is a VBScript file used to configure Windows activation, manage keys, and check license validity.

03 Basic Status: /dli

Run slmgr /dli to see your current license status and the last 5 characters of your product key.

04 Is it Permanent? /xpr

Use slmgr /xpr to find out if your Windows is permanently activated or has a set expiration date.

05 Remove License: /upk

Moving to a new PC? Use slmgr /upk to uninstall the current product key from your system safely.

06 Install New Key: /ipk

To manually add a license, use slmgr /ipk [Your-Product-Key]. No GUI is needed.

07 Activate Now: /ato

After entering a key, run slmgr /ato to force Windows to contact Microsoft servers and activate immediately.

08 Advanced Info: /dlv

Need the Installation ID for phone activation? Run slmgr /dlv for a complete technical report.

09 Troubleshooting: /cpky

Use slmgr /cpky to clear the product key from the registry, preventing it from being stolen by malicious scripts.

10 Full Guide at elcircuits.com

Access our complete tutorial for advanced parameters and activation error fixes.