From what I’ve experienced, the only thing that will cause your M-Series warm/hot is using the GPU. So if you’re not gaming nor have tons of UI windows open (s

From what I’ve experienced, the only thing that will cause your M-Series warm/hot is using the GPU. So if you’re not gaming nor have tons of UI windows open (since macOS UI is rendered with GPU) - you’ll never experience your M-series getting hot.