: You can convert an evaluation version to a full retail version using the DISM command in an administrative Command Prompt if you have a valid product key.
: Generic KMS client setup keys for Windows Server 2016 are available from Microsoft Learn for use in environments with a KMS host. System Requirements Windows Server 2016 Standard June 2020 Free Dow...
: You can download the ISO for the Standard and Datacenter editions directly from Microsoft after completing a registration form. : You can convert an evaluation version to
: The free version is valid for 180 days . Evaluation versions must be activated over the internet within the first 10 days to ensure they do not shut down unexpectedly. : The free version is valid for 180 days
The official source for obtaining Windows Server 2016 is the Microsoft Evaluation Center , which provides a free 180-day trial for evaluation purposes. After this period, a purchased license key is required to maintain functionality and avoid automatic shutdowns.