If you forgot to enter Box 12 from your W-2, it may not affect your return, as there several types of compensation and benefits listed in Box 12. You can add your box 12 information intoTurboTax to see if it makes a difference to you taxes.
To prepare an amended return through TurboTax, follow these steps:
- Sign in to TurboTax.
- Scroll down to Your tax return & documents (you may need to select Show), select 2019 and then Amend (change) return.
- Select Amend using TurboTax Online.
- Carefully follow the instructions. Don't worry if your refund changes to $0. This is normal on amended returns.
- When finished, we'll give you instructions for printing and mailing your amended return as amendments can't be e-filed.
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