The new end-of-extended support date for Windows Server 2012 is Oct. 10, 2023, according to Microsoft’s newly updated product lifecycle page. The original date had been Jan. 10, 2023.

How long will Windows Server 2012 be supported?

The Lifecycle Policy for Windows Server 2012 states that Mainstream Support will be provided for five years, or for two years after the successor product (N+1, where N=product version) is released, whichever is longer.

Is Windows Server 2012 R2 still supported?

Windows Server 2012 R2 entered mainstream support on November 25, 2013, though, but its end of mainstream is January 9, 2018, and end of extended is January 10, 2023.