As I mentioned in the episode, there is a video and an article showing you a walk-through of the settings and stuff I mentioned for using the ACX Check plugin for Audacity (regardless of what program you use to actually record and edit your audio). Here they are:

Home Brew Audio website: https://www.homebrewaudio.com/27097/acx-audio-submission-requirements-what-the-heck-do-they-mean/

Home Brew Audio YouTube video: https://youtu.be/kYkbArXHKCE?si=kaPOR4SsGz3UeRPg