You can make additions to your unit registration using MyUC until the system cut-off date for the appropriate teaching period.
You will need to complete a Unit Registration Form available from the Student Centre to add units after thses dates.

Teaching Period Unit Additions:
Unit variations up until Friday of week 1 should be entered on MyUC

After week 1 you will be unable to add units to teaching period S1 via MyUC. From this date all additions require a unit registration form signed by the lecturer in charge of the unit, and should be submitted to the Student Centre.

No unit additions can be processed after the Census Date.