Single Activation on One Device:
This Product key is intended for use on a single device. Once activated on that device, it becomes tied to the hardware configuration of that specific machine.
Hardware Changes:
Product Keys are generally not transferable to a different device. If significant hardware changes occur, such as replacing the motherboard, it may trigger the need for reactivation.
Reactivation on the Same Device:
If you make minor hardware changes or reinstall Windows on the same device, you may not need to reactivate, or the reactivation may occur automatically.
Activation Limitations:
Microsoft may impose certain limitations on the number of times a Product key can be activated on a specific device. These limitations are usually in place to prevent abuse and unauthorized sharing of product keys.
Phone Activation:
In cases where online activation is not possible or encounters issues, users can contact Microsoft Support for assistance. They may provide guidance on phone activation.