If your HSA contribution is done through work, whether from your funds, or your employer's, you don't get the HSA deduction on your tax return when you file.
When the HSA is done through work, your employer excludes it from your taxable wages, so you don't get to deduct it again.
If you made your HSA contribution directly and entered the amount in the HSA section, but it didn't show as a deduction, then you may not have completed the HSA eligibility section.
This is how to review this section in TurboTax: