Microsoft Windows [Version 10.0.28020.1362]
(c) Microsoft Corporation. All rights reserved.

C:\Windows\System32>dism /mount-image /imagefile:X:\sources\boot.wim /index:2 /mountdir:C:\mount

Deployment Image Servicing and Management tool
Version: 10.0.28000.4

Mounting image
[==========================100.0%==========================]
The operation completed successfully.

C:\Windows\System32>dism /image:C:\mount /set-scratchspace:512

Deployment Image Servicing and Management tool
Version: 10.0.28000.4

Image Version: 10.0.26100.6584

Scratch Space : 512MB

The operation completed successfully.

C:\Windows\System32>type C:\mount\Windows\System32\winpeshl.ini
[LaunchApp]
AppPath = %SYSTEMROOT%\System32\startnet.cmd
C:\Windows\System32>notepad C:\mount\Windows\System32\startnet.cmd

C:\Windows\System32>dism /unmount-image /mountdir:C:\mount /commit

Deployment Image Servicing and Management tool
Version: 10.0.28000.4

Saving image
[==========================100.0%==========================]
Unmounting image
[==========================100.0%==========================]
The operation completed successfully.

C:\Windows\System32>dism /mount-image /imagefile:X:\sources\boot.wim /index:1 /mountdir:C:\mount

Deployment Image Servicing and Management tool
Version: 10.0.28000.4

Mounting image
[==========================100.0%==========================]
The operation completed successfully.

C:\Windows\System32>dism /image:C:\mount /set-scratchspace:512

Deployment Image Servicing and Management tool
Version: 10.0.28000.4

Image Version: 10.0.26100.6584

Scratch Space : 512MB

The operation completed successfully.

C:\Windows\System32>type C:\mount\Windows\System32\winpeshl.ini
[LaunchApp]
AppPath = %SYSTEMROOT%\System32\startnet.cmd
C:\Windows\System32>notepad C:\mount\Windows\System32\startnet.cmd

C:\Windows\System32>dism /unmount-image /mountdir:C:\mount /commit

Deployment Image Servicing and Management tool
Version: 10.0.28000.4

Saving image
[==========================100.0%==========================]
Unmounting image
[==========================100.0%==========================]
The operation completed successfully.

C:\Windows\System32>