Yes, it is possible to hide or change the username of the last user logged on a windows computer, if you landed here searching for the same this is the right place where we will tell you all the ways to hide or change the username logged as the last user logged into registry.
In order to stop windows from showing up the username of the last user logged in successfully you would need to apply a minor registry hack which would prevent windows from displaying the last username logged in windows.
Stop Windows To Show Last User Name Logged In
1. Open Start Menu >> Run, type regedit and press Enter
2. Navigate to the following path:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon
3. Right click in the empty area in the right pane and create a new registry key of type REG_SZ with value named DontDisplayLastUserName and set the value to 1 to enable the key, on the other hand value 0 will disable this key and windows will display the username of the last user logged in windows
Change or Manipulate The Name Of The Last User Name Logged In
Lognamer is a small tool which lets you change the username of the last user logged in, this way you can enter any other valid username on the computer to hide your own username from appearing the login dialog box.
This tool again can really come very handy if you don’t want other to know that you or who logged in the last time