ContributionsMost RecentMost LikesSolutionsBacking up File Hi Previously we were using MYOB Accountright and have since moved to MYOB business online. How do we now backup our file? Re: Merger of Sunsuper and Q Super - New fund Has this query been resolved as I am trying to change my employees sunsuper USI over to the new one for Australian Retirement Trust. The USI for sunsuper was 98 503 137 921 001 and it should now be changed to 60 905 115 063 003 for Australian Retirement Trust.