Increase performance when navmeshing worldspace by setting uGridsToLoad to 3.Allow unsafe saves (open dialogs) by setting bAllowUnsafeSave=1.Allow multiple instances of GECK by setting bAllowMultipleEditors=1.Allow loading plugins with multiple masters by setting bAllowMultipleMasterLoads=1.Make statics in cells with roombounds visible by setting bUseMultibounds=0.In the section of GECKCustom.ini the following settings are useful:
Visit the Mod Tools section for additional modding tools and resources.In addition to GECK, FO3Edit and/or FNVEdit are indispensable companion tools.
If you use a new version you can set IgnoreGECK=true in enblocal.ini
NOTE Windows 8.1 and 10 users can use the keyboard shortcut "CTRL +" to expand condition controls which are hidden.NOTE Windows 8.1 and 10 users should not run the GECK with administrator privileges.NOTE Windows 7, users should run the GECK in Vista SP2 compatibility mode.You can download the GECK Extender for Fallout 3 here.You can download the GECK Extender for Fallout: New Vegas here.If you have FOSE (Fallout 3) or NVSE (Fallout: New Vegas) installed you can make use of GECK Extender.You can download the JIP LN plugin for NVSE here.There are many additional scripting functions available for Fallout: New Vegas via the JIP LN plugin.You can download the Fallout: New Vegas Script Extender here.You can download the Fallout 3 Script Extender here.If you use the script extenders you can make use of many additional script commands and functions.
You can download and install the GECK Extender and its patcher from here. If you are using the Fallout: New Vegas GECK, you will probably want to make it large address aware and have it load NVSE automatically as well as fix bugs and add some features to GECK that were removed by the developers.
You cannot use it to mod the X-Box 360 or PS3 console versions of the game. See the note below under Loading and Testing Your Plugin for more information. If you have already installed them into one of these folders, either uninstall them and reinstall them into a location like C:\Games or C:\Fallout, or, when using the Geck, do not run it as administrator. These folders are protected by the operating system and require you to take additional steps when creating and using mods.