Your Adjusted Gross Income is the Total of all your income less any adjustments from Schedule 1 Line 26.
Click on Federal>Income & Expenses. Go through the income section to make any changes.
We need much more information than this. Remember that we in the Community cannot see your screen nor your private tax data.
To start with, why do you think the AGI is incorrect?
https://ttlc.intuit.com/community/rejections/help/what-if-i-entered-the-correct-agi-and-i-m-still-getting-an-e-file-reject/00/27031