To make the CK usable for complex modding, you must manually edit the configuration files located in your Skyrim SE root folder (where the CreationKit.exe lives). Key Edits for CreationKitCustom.ini :
Create or edit this file and add the following lines to enable multi-master loading and better performance:
While the Bethesda Launcher was the original home for the SSE Creation Kit, it has been discontinued. You now have two primary options: creation kit skyrim se 1.5.97
If you use or Vortex , you should launch the Creation Kit through the manager to ensure it sees your installed mods.
Install the modern Creation Kit from your Steam Library under the Software filter. To make the CK usable for complex modding,
Upon first launch, allow the CK to unpack the Scripts.zip file into your Data folder.
The Ultimate Guide to Creation Kit for Skyrim SE 1.5.97 For many veteran modders, remains the "gold standard" for stability and mod compatibility. However, keeping the Creation Kit (CK) functional on this specific version can be tricky due to subsequent updates like the Anniversary Edition (AE). Install the modern Creation Kit from your Steam
A small but vital mod that fixes the broken lip-sync generation in the 64-bit Creation Kit. 3. Optimizing Your .ini Files