DerpFest 15.1 STABLE | OFFICIAL
By ~ @0mar99
Build Date : 19-04-2025
Device : Xiaomi 11T Pro ( vili )

Source:

For detailed changelogs go to: Settings>About>Android Version>Changelog

Device:
- Fixed muted audio when you switched to speaker while on a VOIP call (Credits to @kknixx for making the fix)
- Added torch light control

Kernel:
* KSU-Next and susfs are supported, credits to @kknixx. You can find this as a separate boot.img inside the "KSU" folder in the download link. There is NO root by default