Read: How to upgrade your Windows 11/10 to the newer Build. In fact, this is probably also one of the reasons why in Windows Update settings, Home users are given only one option and that is to install Windows Update automatically! I would like to say that it is, therefore, a good idea to have your Windows 11/10 always up-to-date and install all updates automatically. THANK YOU I had a similar issue to the OP - Windows started spontaneously claiming key was expiring - and when trying to get my key using ProduKey, it was giving me one that said OEM BIOS Boot and one that said Win 10 Pro, which I was trying to use (unsuccessfully). There is a known issue with Microsoft Activation servers and the company is working on a fix. Read: How long can you use Windows 11/10 without Activation? Don't worry, your Windows 10 Pro license has not expired. Once you have done this, you will have to boot the computer from the installation media to install the latest build of Windows 11/10 In this case, you will have to download the ISO file from another computer and then transfer the ISO file to some installation media. You will not be able to log in to your computer. Missing Activation Key: In case you got the Operating System loaded on your machine from a local. After the expiration date is crossed, when you start your computer, you will see a Recovery message – Your PC/Device needs to be repaired message. First, understand why this error and reason behind this error. As a result of this, any unsaved data or files you may be working on, will be lost.ģ] The computer will no longer boot, 2 weeks after the license has expired. Now, this step is to be followed if you have a genuine copy of Windows and get the above issue.

2] Once your build reaches the license expiration date, your computer will automatically reboot approximately every 3 hours. Hence your Windows will get activated, and the message your windows license will expire soon will fade away into oblivion.

Microsoft windows key expired