To change the date of an event, you will need to process this as a ‘Postponement’. You cannot change the date once an event has already been listed as Live.
Details on how to do this can be found here
NB: Whilst the current situation with Covid-19/Coronavirus is outstanding, we will regretfully not be able to issue refunds of booking fees. Instead, we are offering credit on a future purchase and further information about this can be found in the customer automated refund email.