Installing SKSE for such an old version requires manual care. Mod managers like Vortex or Mod Organizer 2 may not recognize the ancient file structure perfectly.
( skse_1_1_47.dll , skse_loader.exe , skse_steam_loader.dll ) directly into your Skyrim root folder (where TESV.exe lives). Example: C:\Program Files (x86)\Steam\steamapps\common\Skyrim\
The version is a very early release of Skyrim Special Edition from late 2016. Because the Skyrim Script Extender (SKSE64) was still in early development at that time, finding a compatible build for this specific version is difficult and generally discouraged. The Issue with Version 1.1.47
To use SKSE and modern mods, you must either update your game to the latest version or "downgrade" to a widely supported community standard. 1. Update your Game on Steam
For , you require SKSE version 1.01.47 or the early 1.0.1 family. Specifically: