How do I override autofill boxes e.g. I was issued 2 T4s from my work and CRA only has 1 amount noted?

[TurboTax-Esther · Accepted solution]

If only one t4 was entered by CRA, you will need to add the other manually. 

Click the "income" tab and hover over Tslips, select T4

Click "Add T4"