Practices on the 2022 R1 version can use the following utility to mass update referral first service dates to fix any that were calculated incorrectly and make the system load patients faster.
You can run it from the Launcher as per below screenshot instructions.
If you do not have it in Launcher you may have received an early 2022 R1 update - you can download manually and unzip and run it:
https://www.medilink.com.au/Medilink.Tools.UpdateReferralFirstServiceDates.zip