Windows remains functional without activation, but you'll be locked out of personalization and other non-essential features until it's addressed.

On Windows 10, you can reactivate your computer after a significant hardware change, such as after replacing a motherboard, hard drive, or processor, and in this guide, I will show you how.

Hi everyone: After working on my Mom's PC for hours, I needed to reinstall Windows 10 PRO OEM. I removed her hard drive, and added an SSD. I used SLMGR -UBX to remove/reset Windows license from ...