UPDATE

have a problem, before I was using Musecore 2.1 and when got notification for 2.3.2 update, I used to download it but unfortunately when trying to Install it I can't use it and I get I certain notification that
"The code execution cannot proceed because of Qt5Core.DLL was not found. Reinstall the program may fix this problem"
I tried many times with no success what can I do? I don't want to loose my Previous composition, they are so many!!Please help