Maybe some of these might help:

https://windowsreport.com/audio-slow-down-software/

http://www.hitsquad.com/smm/freeware/SLOW_DOWN_MUSIC/#:~:text=Slow%20Down%20Music,%20Free%20%20%20%20Software,%20%201%20%205%20more%20rows

Note that I have no experience with any of these products.


Life is short so make sure you spend as much time as possible on the Internet arguing with strangers.

64 bit Win 10 Pro, the latest BiaB/RB, Roland Octa-Capture audio interface, a ton of software/hardware