Last version of MS-DOS created by Microsoft was 6.22.
Enable & Configure NTP(Network Time Protocol) Client
MS Active Directory Services & Remote Server Management
Run msconfig to configure initial settings, etc.
Start Windows Update using the control update command to check for fixes to windows bugs!
Windows own built-in anti-virus! "Start windowsdefender:" without the quotes fires it up!
Use Services.msc to run and manage all Windows serices.
GNU Packages for Windows