How to change administrator username on windows server 2019/2022 and later

Changing the administrator username is very important for your Windows server security.

To change it on Windows server 2016/2019/2022

  1. Open "Server Manager"
  2. From the top menu, click Tools > Computer Management
  3. From the left side tree, click to expand "Local Users and Groups", then click on "Users"
  4.  All users will appear in the middle panel
  5.  Right-click on administrator or admin and click Rename
  6.  When you finish hit Enter and restart your server then try to log in with the new username and the same old password.


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