If you wish to remove the Power or Shutdown button from Windows 11/10/8/7 ... the Start Menu, Run gpedit.msc to open the Group Policy Editor and navigate to the following setting: User ...

If you are a power user who uses Command Prompt or the Power Shell, here is a nifty solution for you. Make the WinX Menu show PowerShell instead of Command Prompt. Then open Win+X and select ...