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But doing these activities may not be possible all the time in a production environment. Rebooting the Operating System, doing Windows updates, and checking and fixing OS corruption were some of the proposed solutions. After doing research, I found out that this is a random issue with Windows 20/2022 servers, even sometimes in Windows 10 too.įew solutions were suggested in several places. It did not pop up to enter the license key. To enter the new key, I clicked the ‘Change Product Key’ but nothing happened. As usual, I tried the licence key activation from the control panel. I encountered a strange issue while activating Windows 2016 server which was running on Hyper-V as a virtual machine.