Windows 81 Extended Kernel — [best]

: It can make the OS report itself as Windows 10 to bypass installation blockers.

The is a community-driven project aimed at backporting modern Windows 10 and 11 APIs to Windows 8.1. This allows users to run modern software—such as the latest web browsers, games, and drivers—that would otherwise be incompatible with the aging operating system. Why Does Windows 8.1 Need an Extended Kernel? windows 81 extended kernel

Using an extended kernel is an advanced modification that comes with significant trade-offs: Running modern apps on Windows 8.1 using CompatibilityAPI! : It can make the OS report itself