Burning a CD with windows 10 Audacity 2.3.3

As a complete beginner, I have edited and saved a MP3 recording as a project an edited it. I then exported it as a WAV file saved in my Music folder. However I can’t find it in Media Player in order to burn it. How can I do this?

To burn an audio CD the WAV has to be stereo, 16-bit & have a sample rate of 44100Hz …
https ://manual.audacityteam.org/man/burncd.html