Please capitalize where necessary: not prudent to have nbn line tests prior to service: morrow | xcomputer
A: Not prudent to have NBN line tests prior to service: Morrow | xComputer

Please capitalize where necessary: wittenbergplatz underground station is a 5-minute walk from the arthotel connection. both schonefeld and tegel airport can be reached in less than an hour by public transport.
A: Wittenbergplatz Underground Station is a 5-minute walk from the ArtHotel Connection. Both Schonefeld and Tegel Airport can be reached in less than an hour by public transport.

Please capitalize where necessary: hpz3rw72.dll device can't work/no sound: actually, in most cases device problem is because of .sys files.
A: hpz3rw72.dll device can't work/No sound: Actually, in most cases device problem is because of .sys files.

Please capitalize where necessary: driver has been updated.
A:
Driver has been updated.