Select your USB device and the ISO file. Ensure the partition scheme matches your hardware (GPT for modern UEFI systems or MBR for older BIOS systems). 3. Activation
You will need a valid 25-character product key during or after installation. Iso windows 8 1 pro
How to create usb bootable install media for Windows 8.1 in 2025 Select your USB device and the ISO file
Choose the Windows 8.1 edition (which typically includes Pro) from the dropdown. Iso windows 8 1 pro
Visit the official Windows 8.1 download page on the Microsoft site.