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

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.

Use Command Prompt If you are already using a product key on your Windows 10 system and want to know its validity, you can do that using the Command Prompt. Here are the steps for that: ...