SHF G DOES work- but there is at this time no animation. You can test by taxiing; try using your rudder to turn. If you CAN turn, tail wheel lock is OFF. Hit SHF G and try turning again… 
SHF G DOES work- but there is at this time no animation. You can test by taxiing; try using your rudder to turn. If you CAN turn, tail wheel lock is OFF. Hit SHF G and try turning again…