Get your taxes done using TurboTax

Yes, You can delete the form, but you can use a different process.

First try to delete the record by selecting the Trash Can on the right side of the record.  

It looks like you may have tried this.

If this doesn't work, you can follow these steps.

On the menu bar on the left.

1. Select Tax Tools
2. On the drop-down select Tools
3. On the Pop-Up menu select Delete a Form
4. This will give you all of the forms in your return
5. Scroll down to the form you want to delete
6. Select the Form 8889-T
7. Click on Delete 
8. Always use extreme caution when deleting information from your tax return.  There could be unintended consequences.