Learn how to use SLMGR or Software Licensing Management Tool to Install, Uninstall, Activate, View, Extend Windows License.

If you have a valid Windows license, you can find the activation key through Windows Terminal or Command Prompt and re-enter it to activate your Windows license again.

Fix Error 0xC004C003, 0xC004C003, The activation server determined the specified product key is blocked, on Windows 11/10, by following this guide.

Easy guide to force activation of Windows 10 via command prompt.

Microsoft Windows activation can be tricky when you're using individual software licenses on systems not connected to the internet. See how you can save time to get it done as quickly as possible.

How to Activate Windows 7 Through PowerShell. Windows PowerShell is a utility that lets you automate Windows features including activation of the operating system. You must activate Windows with a ...