Hello @mgclark9,
Since you're still unable to disable the pension threshold after following the suggestions shared by my colleague above, I'd recommend contacting our Customer Care Support.
With their tools, one of our specialists can pull up your account on file and share how you can turn off the pension threshold accordingly. To do so:
Also, here's a reference you can read for a compilation of articles you can use while working with us: QuickBooks Online Advanced Payroll.
If there's anything else that I can help you with, please let me know in the comments below. I'll be here to lend a hand. Stay safe!