"Official mainstream support for the current version of Windows Embedded Compact ended in October 9, 2018, and extended support will end in October 10, 2023."
I'd imagine it "could" be done, but you'd likely need to own the entirety of the task, along with paying whatever contractors and mercenaries who still want to touch that stuff..
Wouldn't it be easier to migrate to Linux, and find some emulation of whatever API you need for whatever legacy app you're trying to drag into 2022?
Tips, Buy me a coffee, or three.. PayPal Venmo (See Profile) Up vote any posts that you find helpful, it shows what's working..
"Official mainstream support for the current version of Windows Embedded Compact ended in October 9, 2018, and extended support will end in October 10, 2023."