Under the HSA option do I enter me only since it's through my employer account or do I also select my spouse? I assume I just select myself.

If the HSA is yours, and your spouse does not have a separate account, choose your name only on the screen Tell us about the health-related accounts you had in 2024 when you enter your HSA information.

 

If your health plan also covered your spouse, you can make a higher contribution.  Make sure you tell the system you had a family plan, if that is the case, when you are asked "Was [your name] covered by a High Deductible Health Plan (HDHP) in 2024?