After a system reboot, use the provided configuration tool ( osver.ini management tool) to select your target compatibility layer. You can globally set the OS to report itself as Windows 7, 10, or 11 depending on the requirements of the software you want to run. What Can You Run on a New Vista Extended Kernel?

Note: GPT/UEFI support is often untested; is generally safer.

Essential for HTTPS browsing, enabling modern websites to load without certificate errors.

: Some custom ISOs include integrated USB 3.0 and NVMe drivers, which are essential for installing Vista on modern hardware that lacks legacy support.

Improved compatibility with slightly newer Direct3D applications.

Another ISO, , was shared by user oamd . It includes:

Creating and distributing an ISO with Microsoft’s proprietary code plus modified kernel files is legally a gray area. Microsoft’s EULA explicitly forbids distributing modified system binaries.