Still Stuck on Windows 8.1? How to Upgrade to Windows 10 or 11
: For devices like the Surface RT, a "Golden Keys" exploit was discovered that allowed users to bypass Secure Boot, enabling the installation of early Windows 10 ARM builds—a process often facilitated by community-made Windows Media Builders . 3. The Shift to Windows 11 ARM64 windows 81 arm64 iso install
Have a success story or a word of caution? Leave a comment below—but remember, any "Windows 8.1 ARM64 ISO" you download is almost certainly a scam. Still Stuck on Windows 8
Step 2 — Obtain the ISO legally
For older ARMv7 RT devices, the above procedure works only with original firmware. Without signed bootloaders and drivers, the ISO will not boot. the ISO will not boot.