Getting to work on Skyrim Special Edition (SE) version 1.5.97 is a common hurdle for players who prefer the older, more stable modding environment. Because the latest "Anniversary Edition" versions are incompatible, you must use specific legacy files. Required Downloads & Setup
Even with the correct files, users occasionally report RaceMenu not working. Here is the troubleshooting checklist for 1.5.97 specifically. racemenu for skyrim se 1597 work
If you are struggling to get RaceMenu to work, do not update your game. Stay on 1.5.97. Download the old files. And enjoy a modded Skyrim experience that Bethesda’s updates cannot break. Getting to work on Skyrim Special Edition (SE) version 1