If you prepared your return in TurboTax and used Netfile to file it, then you can Refile your return to add the missing tuition forms.
If you filed your original return using TurboTax Online:
- Sign in to your TurboTax Online account for the tax year you want to prepare an adjustment for
- In Return Manager, select ReFILE beside the filed tax return you want to adjust
This FAQ tells you how to claim tuition fees in TurboTax: https://turbotax.community.intuit.ca/community/family-education/help/how-do-i-claim-my-tuition-fees/...
