I have answered that I did not have farm income my review says things need to fix on form 4835 that I should remove link if I didn't have farm income, how to do this?

If you don't have farm rental income, you can follow the steps below to remove Form 4835:

1. From the left rail menu in TurboTax Online, select Tax Tools (You may have to scroll down on the left rail menu.)
2. On the drop-down select Tools
3. On the Pop-Up menu titled “Tools Center,” select Delete a Form 
4. This will show all of the forms in your return
5. Scroll down to the form you want to delete
6. Select the Form
7. Click on Delete. 

Always use extreme caution when deleting information from your tax return.  There could be unintended consequences.