DerpFest 15.1 STABLE | OFFICIAL
By ~ @0mar99
Build Date : 14-04-2025
Device : Xiaomi 11T Pro ( vili )

Source:

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

Device:
- Updated device blobs and firmware from vili V816.0.11.0.UKDMIXM
- Updated common blobs from haydn V816.0.18.0.UKKMIXM
- Added support for Spatial Audio on supported content
- Added Qcom audio effects from Oneplus 9R
- Added media codecs support for apps that utilize them (ex: Apple music)
- Improved handling of Dolby profiles

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
- Merged the latest changes from lineageOS