New Windows Server versions every 2-3 years
https://www.bleepingcomputer.com/news/microsoft/microsoft-reminder-windows-server-20h2-reaches-eos-next-month/
Microsoft has reminded customers once again that Windows Server, version 20H2, will be reaching its End of Service (EOS) in less than a month, on August 9.
This reminder follows two other warnings since May 2022 that this Windows Server version will reach its mainstream support end date for Standard Core and Datacenter Core users.