The Fall Creators Update (1709) holds a specific charm for custom OS creators.
The performance gains, while impressive on paper, come at an unacceptable security cost. Modern lightweight alternatives exist that do not leave you exposed: Foxos Windows 10 1709 - Iso -UPD-
Boot into your system's BIOS/UEFI, temporarily , and set your flashed USB drive as the primary boot choice. Proceed with a clean installation, formatting the destination target drive completely to prevent operating system conflicts. If you want to move forward with this project, tell me: What are your exact hardware specs (CPU, GPU)? What specific games are you trying to optimize for? The Fall Creators Update (1709) holds a specific