Where do I put my child ip PIN number at it want let me fix the issue

You can enter your child's IP PIN here:

1. Sign in to your account and open your return. If your return was e-filed and rejected, you will need to click on Fix my return.
2. Select Federal from the left side menu.
3. Select Other Tax Situations on the left.
4. Scroll down/ expand the list and look for Other Return Info.
5. Expand the section and  click on Start or Update to the right of Identity Protection PIN.
6. Answer the first question Yes.
7. Select your child's name and click Add to the right.
8. Enter the number on the next screen. 
9. At this point, you can complete and file your tax return.