Because an AIO ISO file contains both architectures, it often exceeds standard DVD capacities (4.7 GB). A USB flash drive of at least 8 GB or 16 GB is recommended. Download a reliable flashing tool such as or Ventoy . Insert your USB flash drive. Select your Windows 8.1 AIO ISO file within the tool.

Designed for standard consumer PCs.

Bench technicians can carry one single USB flash drive to service, reinstall, or recover any Windows 8.1 machine that enters their workshop. Core Hardware Requirements