It should be a SSA-1099. Delete it from the W2 area.
Try going to the search box and type in SSA-1099 or Social Security Benefits. That will give you a Jump To link to take you directly to it.
OR
Enter a SSA-1099, SSA-1099-SM or RRB-1099 under
Federal Taxes on the left side or top
Wages and Income
Then scroll down to Retirement Plans and Social Security
Then the second line - Social Security (SSA-1099. RRB-1099) - click the Start or Revisit button
For 2021 Social Security is on line 6a and any taxable amount on 6b.
