I need to amend my 2021 return. When I try to download, code say not supported. I'm on windows 11. Called for help, system kicked me off the queue at 5pm

The WIN amendment program download is not working correctly right now ... contact support to have a full program pushed your way instead ...  

See this TurboTax support FAQ for a contact link and hours of operation -https://ttlc.intuit.com/questions/1899263-what-is-the-turbotax-phone-number

Thank you