How to record online class videos with clean audio and useful timestamps

Recording online classes taught me that "recorded" does not mean "usable." Early on, I had videos with tiny screen text, noisy audio, missing chat links, and a file name like Zoom_Recording_Final2. Students would ask the same questions because they could not find the part they needed. I start before the session opens. The slide deck is in presentation mode, the browser zoom is large enough to rea…