Greetings, and welcome to Apple Support Communities Temzy!
From your post, you’ve noticed that you’re using your Blue Yeti nano microphone with your M1 MacBook Air and are unhappy with the sound quality.
Check out this link, it might be helpful: Blue Yeti X Mic & Big Sur / M1 Macboo… - Apple Community They have found success with turning on your MacBook Air with the Blue Yeti microphone plugged in.
If this does not resolve your issue, we suggest reaching out to the developer: Blue Microphones They’d be your next step if the above steps do not work. We hope this helps!