You can either use the public version: https://reboot.omsi-webdisk.de/file/7201-man-nl-ng-enhanced-pack/#overview
or you can use the Patreon version 2.0 RC1, which has some bugfixes LATER Patreon versions aren't compatible with this as they are WIP reworks: https://discord.com/channels/563856915981926411/865154218829283328/995856460644888676
In case of patreon version, make sure to copy fonts from _Fonts folder
Patreon version has multiple bugfixes and improvements over public version, if you have access to it.
To enable the A76 (not needed with Patreon version):
OMSI 2\Vehicles\N_MAN_NL_EnhancedMAN_A76_SHORT_E2.bus.disabled to MAN_A76_SHORT_E2.bus