
The Nexus Mod Manager is not granted administrative privileges, which might prevent the mods from working.An outdated version of the Nexus Mod Manager may cause this issue.The Virtual Install and the game are not on the same hard drive.ini files inside the data folder of the game are not properly configured to work with the Nexus Mod Manager and the game. Your Windows Firewall may be blocking certain features of the game or the Nexus Mod Manager from connecting to the server.There are several reasons that can trigger this issue some of the most common ones include: What prevents Mods from working in Fallout 4? This post will provide you with viable solutions to get rid of this issue in no time. If you’re also experiencing the Fallout 4 Mods not working on Xbox and PC, don’t worry. In most cases, the problem occurred when using the Nexus Mod Manager (NMM) in order to Mod the game. The problem leads to game crashing, or in some cases, the black screen error. Press Ctrl + A keys to select everything inside the folder and click on Delete.Recently, many players reported that the Mods are not working on Fallout 4. Prior to deleting the folder, back up the Black_Tree_Gaming folder to another place. Navigate to the Black_Tree_Gaming folder through the above method. Delete the Black_Tree_Gaming FolderĪlso, you can try deleting the Black_Tree_Gaming folder, which might fix the Nexus Mod Manager not opening issue. Now, check to see if the Nexus Mod Manager won’t launch. Right-click the nfig file inside the folder and select Delete. Then select the version subfolder with the latest date and open it. Open the NexusClient.exe folder and you will find a series of subfolders. Press Win + E keys to open the File Explorer and navigate to the following path:Ĭ: /Users/Your name/AppData/Local/Black_Tree_Gaming/NexusClient.exe


It is proven by many users that deleting the nfig file can help fix the issue “Nexus Mod Manager wont open”. If this method can’t fix Nexus Mod Manager not opening, Fix 3. To do so, you can refer to this post “ How to Add an Exception to Avast”. To fix the issue, you can try disabling these third-party antivirus software or add the NMM files as an exception to the antivirus software. In some cases, the Nexus Mod Manager won’t open when the installed third-party antivirus software can block its files.

Disable the Third Party Antivirus Software Now, you can restart the client and see if the Nexus Mod Manager not opening issue still persists. Step 4. Navigate to the Compatibility section and check the box of the Run this program as an administrator. Right-click the NMM executable file and select Properties from the context menu. After that, you can run the program as an administrator.

Tip: Here you can move the NMM folder to the root of the C drive directory or the desktop instead.
