Flash end of support on December 31, 2020

Hi,
I wondering if flash end of support, I can continue use wavplayer to play file audio .WAV (not .wav) or need to find other method to play audio because  I was spending time to find solution for play audio file for .WAV but nothing come out yet.
I will be appreciate any suggests or solutions for this issue. Thank you in advance and hope to get reply from you soon.