How to run Command Prompt as SYSTEM user
Download PsTools to your machine.
Extract this zip package to wanted place; example C:\temp
Open Command Prompt using Administrator user rights
Go to PsTools extracted folder
Run command
CODEpsexec -i -s cmd.exe
This open new Command Prompt window and on that window you are SYSTEM user
You can check this using command
CODEwhoami
This output results of user who you are currently
CODEnt authority\system