Slmgr Dli [portable] -

slmgr dli or for more detail (recommended):

slmgr /dli <computer_name> <username> <password> Example: slmgr dli

Here’s a good, concise guide to the slmgr dli command in Windows. slmgr dli displays limited license information for the currently installed Windows operating system. slmgr dli or for more detail (recommended): slmgr