Troubleshooting

For the warning about income from Canadian and foreign sources for the part of the year you were not a resident of Canada, you can click on Review, then Applies to Me. It will show you a page where you can enter or review that information. If everything is correct, then you can click continue to finish the review. 

This Canada Revenue Agency (CRA) webpage tells you how you can change your Marital Status with them:https://www.canada.ca/en/revenue-agency/services/child-family-benefits/update-your-marital-status-ca...