Posted by BSG here, translated by Oleg.
- there is no need for front camera fix for mi6 anymore, here you can download original libraries: Original_front_libs_8.3.22.zip
- autofocus works again on pixel config
- mi6: pixel auto HDR+ now works until the first use of touch focus, after that it enables again if you enter gallery etc. (Oleg's note: he didn't understand what BSG meant with this)
- TWRP Fix to enable slow-mo in google camera: ModGCam_MI6_HAL3_FixCam_MIUI-8.3.1-8.3.22_FixSlowMo.zip