Installing SKSE involves moving files into your main Skyrim folder. It is installed via a mod manager like Nexus Mod Manager or Vortex. Step-by-Step Installation: Download the correct 7z archive from skse.silverlock.org. Extract the contents using a tool like 7-Zip or WinRAR. Locate your Skyrim folder.
Once installed, , not the original SkyrimSE.exe or the Steam launcher.
these files directly into the Skyrim folder where SkyrimSE.exe is located.
After your SKSE download is complete, head to Nexus Mods and search for "SKSE requirement" to see the vast world of mods now available to you.