Windows Server 2025 Product Key Free Activation. Microsoft has released a new build 26040 of upcoming windows server 2025, and we can actually say that its name will be windows server 2025. Install a product key if you're converting a computer from a kms host, mak, or retail edition of.

Use the command “slmgr /ipk yourlicensekey” to install a license key (yourlicensekey is the activation key that corresponds to your windows edition). Although the kms license is valid for 180.