Is it possible to decode .appx?

Question

C++ / C#

Good afternoon. There is an .appx file on the computer that is used to install the program. Is it possible to decode it to get the application code?

Answer 1

Get a guide.
https://docs.microsoft.com/en-us/windows/msix/pack...
Types are described
here https://docs.microsoft.com/en-us/windows/uwp/get-s...
You see that this is a regular archive.
You unpack it. Look at the structure.
If it's native then run IDA
If it's NET then dotPeak