Run the downloaded v123sfdexe.exe file through a reputable antivirus program before running it.
Rufus is a free, widely trusted open-source utility that can bypass old enterprise restrictions and write a portable Windows environment onto a standard USB drive. v123sfdexe download windows 10 portable
If you are looking to create a legitimate environment (often called Windows To Go ), you should avoid searching for specific strange executables like "v123sfdexe" and instead use verified methods. How to Safely Create a Portable Windows 10 Run the downloaded v123sfdexe