We've noticed that PDB files are missing from the Microsoft symbols servers for Windows Server 2012 schannel.dlls. We use the symchk.exe tool to get the PDB files and it works fine for all other versions of Windows.
The process to reset 120 day RDS Grace period on 2016 and 2019 Windows Servers as well as older server versions such as Windows Server 2012 and 2012 R2 is very straightforward using this process to delete the timebomb registry key.
A Key management server is a service which provides activation on behalf of clients. The KMS server is activated once, and in turn, clients will auto-locate and activate against the KMS service. (more about the details a bit later)
Answer: Simply re-attach it to the network, it will find the KMS server and renew its activation. If the client will regularly be off the network for more than 180 days, it would be wise to consider using a MAK for this client. 2b1af7f3a8