For outdated QBD versions, we should rely on IE mode later. We'll see what Intuit will do in June 2022. Will they also rely on IE mode to run the supported versions (2020-2022) or release patches to support Edge. It will be the same time whether QBD supports Win 11 natively or not.
https://docs.microsoft.com/en-us/lifecycle/products/internet-explorer-11
