Windows 11：You can check the installed version of Internet Information Services (IIS) by using GUI commands (command prompt, Windows PowerShell). Check by the following method.
- GUI：Windows Tools -> Internet Information Services (IIS) Manager -> Check on the Help tab
- Command prompt：Execute the “reg query HKLM\SOFTWARE\Microsoft\InetStp\” command
- Windows PowerShell：Run the “$PSVersionTable” command
GUI：Internet Information Services (IIS) Manager Help tab
Step 1:
Select Windows Mark on the taskbar.
Step 2:
Select All apps.
Step 3:
Select Windows Tools.
Step 4:
Select Internet Information Services (IIS) Manager.
Step 5:
Internet Information Services (IIS) Manager screen：Help tab -> Select About Internet Information Services.
Step 6:
About internet Information Services (IIS) Manager screen：Displays Internet Information Services (IIS) Version information.
Command prompt：”reg query HKLM\SOFTWARE\Microsoft\InetStp” command
Step 1:
Right-click on the Windows mark on the taskbar -> select Run.
Step 2:
Run screen: Enter cmd –> Select OK.
Step 3:
Execute “reg query HKLM\SOFTWARE\Microsoft\InetStp” command -> VersionString Field: Internet Information Services (IIS) Version information is displayed.
Windows PowerShell：”$PSVersionTable” command
Step 1:
Right-click on the Windows Mark on the taskbar -> select Windows Terminal.
Step 2:
Execute “$PSVersionTable” command -> BuildVersion Item: Internet Information Services (IIS) Version information is displayed.
