Now open the Fallout4Prefs.ini file inside the same folder.

Also, open the properties for Fallout4Custom.ini and make sure you uncheck the Read-only option.

Once done copying this code, save the Fallout4Custom.ini file before closing.

bInvalidateOlderFiles=1 sResourceDataDirsFinal=

By default that file is empty and you need to copy and paste the following lines into that file.

(if you don’t see the file named like this, just create a new one)

Right-click the Fallout4Custom.ini file and click edit or open in Notepad++ if you have that.

Also, makes your modding experience even better with some tweaking. Here are all the best solutions to avoid the game crashing while installing the Fallout 4 mods.

NMM Virtual Drive: Nexus mod manager has this feature virtual drive install where the mods will be installed, it is best if you have the game and this virtual drive on the same HDD.Īlso read: Top 10 GTA 5 Mods You Should Try in 2020 8 Methods to Fix Fallout 4 Mods Not Working in 2021.

Grant Admin Privileges: Mods need full read and write (admin) access to make changes to the core game to work properly.

Updates: Make sure you have the latest version for both game and nexus mod manager or whatever mod manager you are using.

ini File: Default configuration settings file (.ini) for Fallout 4 might not have the correct value to work properly with the Nexus mod manager.

Data Invalidation: Sometimes downloaded games might be not validated properly or the mod you are trying to use requires a different version of Fallout 4 PC game.

Windows security updates will fix this issue automatically.

Windows Firewall: Since anyone can create mods in Nexus mod manager and publish it, there is a possibility of windows 10 firewall couldn’t let some mods to communicate with the server (network).

There are many possible things that can bring up this Fallout 4 mods cannot be installed or not working issues. So here is a detailed article for you guys who are having issues with Fallout 4 mods. But recently we’re seeing this many online communities posts “Fallout 4 mods not working” error. Nexus mod manager and Vortex mod manager are the popular modding tools for the Fallout 4 since its launches. Sometimes installing the Fallout 4 mods may not be working in Vortex, but it’s very simple to fix that in 2021. Gamers enjoy playing online with creating their own mods or using the existing ones to add more fun in the game. Fallout franchise particularly Fallout 4 is famous for the modding community it has over with best FPS shooter game with pretty intense graphics.

Creating mods fallout 4