Found this info on VCDS forum which maybe helpful for others here:
Prerequisite:
Vehicle must be parked on level ground and settled on its suspension
Headlight Adjustment procedure:
Select 55 - Xenon Range
Select Basic Settings
Select Basic headlamp setting
Press [Go!] to activate the Basic Setting.
Adjust the headlights using their manual adjusting screws as referenced against a suitable aiming target. Note: ignore this step if you are using these instructions for the DTC from a tweak.
Press [Stop]
Select Acknowledge basic setting
Press [Go!] to activate the Basic Setting.
The adjustment should now be learned.
Press [Stop]
Exit Basic Settings
Don't forget to check/clear fault codes afterwards.