By staying on 1.6.640 with the corresponding SKSE link, you ensure:

SKSE64 Build 2.2.3 (for game version 1.6.640) Nexus Mods Mirror: Skyrim Script Extender (SKSE64)

This is usually found at: C:\Program Files (x86)\Steam\steamapps\common\Skyrim Special Edition (Tip: You can right-click Skyrim in Steam > Manage > Browse local files).

Make sure the skse64_loader.exe is in the same folder as your SkyrimSE.exe . It cannot be on your desktop; it must be in the game's root directory.

You avoid the frequent "micro-updates" from Bethesda that break SKSE every few weeks. Common Troubleshooting

Open the SKSE archive. Copy every file inside the folder (especially skse64_1_6_640.dll , skse64_loader.exe , and skse64_steam_loader.dll ) and paste them directly into your Skyrim Special Edition folder.

Skse 16640 Link !!better!! Now

By staying on 1.6.640 with the corresponding SKSE link, you ensure:

SKSE64 Build 2.2.3 (for game version 1.6.640) Nexus Mods Mirror: Skyrim Script Extender (SKSE64) skse 16640 link

This is usually found at: C:\Program Files (x86)\Steam\steamapps\common\Skyrim Special Edition (Tip: You can right-click Skyrim in Steam > Manage > Browse local files). By staying on 1

Make sure the skse64_loader.exe is in the same folder as your SkyrimSE.exe . It cannot be on your desktop; it must be in the game's root directory. skse 16640 link

You avoid the frequent "micro-updates" from Bethesda that break SKSE every few weeks. Common Troubleshooting