: Go to your Skyrim Special Edition folder (usually Steam\steamapps\common\Skyrim Special Edition ), right-click SkyrimSE.exe , select Properties , and look at the Details tab under "Product version".

: Right-click SkyrimSE.exe in your game folder, select Properties , then Details to confirm you are on version 1.6.640 .

This keeps your game directory clean and helps with troubleshooting.

As of late 2025, the modding scene has largely moved to 1.6.1170 (SKSE 2.2.6). However, 1.6.640 remains a fortress of stability for players with large, established load orders (500+ mods).

In the game's main menu, open the console (tilde key ` ) and type getskseversion to confirm that SKSE 2.2.3 is running. Core Dependency Mods for 1.6.640