What should I do if the Windows 10 system activates and prompts the license to expire?

Some users suddenly start receiving information that your Windows license is about to expire after activating the Win10 system. This is because you are using a temporary activation key, which is usually reactivated. Here is a detailed introduction to the Windows10 system after the activation of the license expired how to do?

follows:

1, if you are using KMS activation mode of Windows 10, KMS authorize a time-limited sales and not for home users need to re-activate Windows10.

2. If you have not modified the system yourself when you purchased your computer, please contact your computer vendor or manufacturer.

3. If you purchased a computer with a genuine Windows 7, Windows 8, or Windows 8.1 operating system pre-installed, do the following:

You need to restore the pre-installed genuine Windows operating system. If you do not have a restore or installation media for your operating system, please contact your computer manufacturer for availability. If you are pre-installed with the Windows 8 operating system, you will need to upgrade to Windows 8.1 first.

4. If you purchased a computer without a pre-installed genuine Windows operating system, you can only purchase a Windows 10 license for a fee, which can be purchased from Microsoft China Mall.

The above is all the contents of the Windows10 system after the activation of the license expired, in fact, the method of activating Windows10 is also very simple, you can refer to: How to upgrade the Win10 system for free? To reactivate Windows 10.