This is an access trial of 5G capped at 100Mbps, the trial ends 28/2/23. If you want to keep 5G access after the trial you will need to change to a $59 5G plan.
Eligible plans are, Prepaid 30 day plans: $30 & $40, Postpaid Plans: $35, $45 & $49 SIM Only and Phone Plans
"Woolworths Mobile 5G Network
We're adding even more value to our plans. Trial our 5G network today on selected Prepaid, SIM Only and Phone plans until the 28th February 2023, when you sign up to Woolworths Mobile, while on Australia's trusted network. You will need to have a 5G compatible device and in an area with 5G coverage.
All existing customers on eligible plans now have 5G enabled as part of our 5G Trial.~ To set up your 5G compatible device, please refer to our FAQ."