1099G for what? There are a couple kinds.
Enter a 1099G for unemployment under
Federal on left
Wages & Income at top
Unemployment - Click the Start or Update Button
To enter a state refund just type 1099-G or 1099-g (with the dash) in the search box at the top of your return and click on Jump To it.
Enter the 1099G under
Federal on the left side
Wages & Income at the top
Scroll down to Other Common Income
You might need click on Show More to expand the section
Then it's the first line for Refunds Received for State/Local Tax Returns - Click Start or Revisit
You do not want the next line that says Other 1099G Income
Do you have a 1099G for state refunds? For different years or different states or one for each spouse?