10 Fixes For Nexus Mod Manager Not Opening

The Nexus Mod Manager (NMM) is free and open-source software. It allows you to download, install, update, and manage mod files. It works in combination with the Nexus sites to provide you a quick and painless modding experience.

nexus mod manager not working

Numerous users have reported a problem. Anyone goes to the “Nexusmods” site and tries to download any mod files. Usually, by clicking the “Download with Manager” option. Nexus Mod Manager does a little loading but then refuses to download the file.

Methods To Fix Nexus Mod Manager Not Working

  1. Move Nexus Mod Manager Folder to different Location
  2. Reinstall Nexus Mod Manager
  3. Delete the User Config File
  4. Run Nexus Mod Manager as Administrator
  5. Security Software block NMM
  6. Checking Version of Mods
  7. Uninstalling Nexus Mod Manager
  8. Refreshing Skyrim
  9. Perform a System Restore
  10. Try the Compatibility Mode

1. Move Nexus Mod Manager Folder to a Different Location.

Some customers claimed that merely relocating the Nexus Mod Manager folder out of Program Files fixed the NMM not opening issue. Here’s how you can do it:

  • Open File Explorer, use the Win + E keys, then navigate to the Nexus Mod Manager folder. This folder is usually found in the local C drive directory.
 Nexus Mod Manager Folder
  • Hold the left button on your mouse while left-clicking the whole NMM folder. The folder will then be dragged out of Program Files.
Move Nexus Mod Manager Folder
  • Instead of moving the NMM folder to the root of the C drive directory, you can transfer it to the desktop.
  • The program can then be run as an administrator. Select Properties from the context menu when right-clicking the NMM executable file.
  • Checklist the box next to Run this program as an administrator in the Compatibility section.
  • You can now restart the client to verify if the “Nexus Mod Manager is not opening” issue.

2. Reinstall Nexus Mod Manager

If you’re having trouble with the Nexus mod manager not launching in Windows 10, you might be able to address the problem by reinstalling it. These are the measures that will assist you in doing so.

  • You’ll need to log in using your administrative account at first.
  • Click the Start button, which is located at the bottom of your computer’s left side.
  • In the search box that appears, type Control Panel. Then, from the list of results that appears, select the named choice.
  • After that, go to the Control Panel and select “View as.”
  • Then, under the Programs area, click on the Uninstall a Program link.
uninstall nexus mod manager
  • You’ll also need to look for NMM in the Control Panel or the Settings option. Then choose Uninstall from the drop-down menu.
  • After you’ve entered the NMM’s uninstall wizard, you’ll be prompted with the option of your choice.

After that, you’ll see a notice asking if you want to remove the Nexus Mod Manager for Windows altogether. Then confirm it by clicking the Yes button.

Once you’ve completed the steps outlined in the previous section of the article, click Finish to complete the process.

3. Delete the User Config File

  • The user.config file for the Nexus Mod Manager software has been deleted by many users to fix NMM not running.
  • Go to File Explorer and start a new window.
  • Then, in File Explorer, open this folder path:
  • NexuxClient.exe is located at
    • C:/Users/Your name/AppData/Local/Black_Tree_Gaming/NexuxClient.exe
  • Several version subfolders are included in the NexusClient.exe folder. Select the most current date to open the version subdirectory.
  • Then click Delete from the context menu of the user.config file.

4. Run Nexus Mod Manager as Administrator

Before proceeding to any complicated methods to resolve the “nexus mod manager not opening” issue, keep in mind the following. You might wish to experiment with some fundamental changes to see if they help. Nexus Mod Manager Won’t Open a recent upgrade has caused the problem.

  • To begin, start the Nexus Mod Manager as an administrator. It should resolve the nexus mod manager not opening issue.
  • Right-click on the Nexus Mod Manager client to do so.
  • Select Run as Administrator from the menu. When you install a new update, NMM may fail to open, and you’ll need Administrator privileges to run those files.

5. Security Software block NMM

Check to see if a security-related issue causes the issue. Follow the steps outlined in the following section of the article to accomplish this.

  • First, point your mouse to the Nexus Mod Manager icon on your computer screen and right-click it. 
  • Otherwise, go to the Start button on your computer’s left side, situated near the bottom of the screen. 
  • Then, from the list that appears, right-click on the Nexus Mod Manager icon and choose Open File Location. It will open the nexus mod location.
open file location
  • Right-click on the client file option when you’ve finished with it. Then choose Properties from the drop-down menu.
  • Following that, a notice will show on your screen notifying you of the cause of the problem.
  • Then, to implement your changes, select Unblock from the drop-down menu.
  • Restart your computer and inspect your system to see whether the problem is still present.

6. Checking Version of Mods

First and foremost, we must ensure that you are downloading the necessary mods for your game. You will receive an error warning if you try to utilize simple Skyrim mods in Skyrim Special Edition.

In terms of features and construction, these two versions of Skyrim are vastly different. Their mods are also self-contained. Users cannot distinguish between the two versions. They attempt to install standard mods into the incorrect version.

Return to the website where you downloaded the mods and double-check that you’re using the correct version. Mods for Skyrim Special Edition will be distinct from those for Skyrim. You may look up more information about this on Google.

7. Uninstalling Nexus Mod Manager

If none of the methods work, the Nexus Mod Manager installation files are likely to corrupt. To reload the application, you must uninstall it completely. Make a backup of the application to an external device to always copy if something goes wrong. Ensure you logged in as an administrator and that you have access to the internet so you can download a new document.

  • Enter “appwiz.cpl” in the dialogue box by pressing Windows + R.
  • Search for Nexus Mod Manager in the application manager. Uninstall it by right-clicking on it.
uninstall nexus mod manager
  • Now you must wait for the uninstall process to finish. 
  • After that, restart your computer and go to the Nexus Mod Manager Official Website to get the installation package.
  • Navigate to the NMM directory if you don’t see NMM in your application manager. Locate the ‘uninstall.exe’ executable. 
  • Select Run as administrator from the menu by right-clicking on it.

8. Refreshing Skyrim

If none of those mentioned above work to fix Nexus Mod Manager, not opening. We can try refreshing the Skyrim game files and then trying again. Corrupt game files aren’t uncommon, and simple manual reloads usually fix the issue. Ascertain that your progress is saved and that you have already backed up your data online.

  • First, we’ll attempt to remove the game’s local configurations. Then we’ll observe if the problem still exists.
  •  If it doesn’t, it signifies that the temporary files were corrupted. If the error is still there, continue to the next section of the solution and uninstall Skyrim altogether.
  • Completely shut down the game. Now go to the Steam installation directory and delete the folder “appcache.” The next time Steam starts up. It will automatically create this.
  • Go to the Skyrim directory now. It is the default location:
    • C:\Users\”Username”\Documents\MyGames
  • Remove the following two files now:
    • SkyrimPrefs.ini
    • Skyrim.ini
  • Completely shut off your computer. After a few minutes, turn it back on and see if you can launch the game with mods enabled without any issues.
  • If the problem persists, perform the following steps:
  • Start the Steam client. At the top of the window screen, click on the Library symbol.
  • All of the games in your Steam library will now be shown in the left navigation pane. Uninstall Skyrim by right-clicking on it.
  • Follow Solution 2 and go to the Steam shop to re-download the game from the beginning. Between each step, remember to restart your computer.

9. Perform a System Restore

Another option for resolving this problem is to execute a system restore. It will return your computer to a state when it was usually working.

  • In Windows 10, look for System Restore in the search box. Create a restore point. Just click the button.
  • A System Properties window will appear as a result of this action. Check whether or not protection is activated on your System Driver by going to Protection Settings.
  • If not, choose the disk and press the Configure button. Input the required disk space for protection. Apply>Ok is the next step.
  • You’ll get a restore point as a result of this. Then follow the instructions outlined below.

Type System Restore into the Start menu’s Search field. After that, select Create a restore point from the drop-down menu.

Return to the System Properties window, and select System Restore once more.

Next, click on “Choose a different restore point.”

Click Next after selecting the Restore point. It will return the system to its previous state of perfect functionality.

10. Try the Compatibility Mode

You can also use compatibility mode to revert to an older version of Windows and see if it helps. Here’s how to accomplish it quickly and easily.

  • Select Properties from the drop-down menu when right-clicking on the Nexus Mod Manager icon.
  • Select Windows 8 from the Compatibility Mode drop-down menu.
  • Click Apply and then Ok.


So those were some of the methods for resolving the Nexus Mod Manager not opening on the Windows 10 issue. Follow the actions outlined in the section of the article to fix the problem on your own.

Frequently Asked Questions

Why can’t I open Nexus Mods?

Installed third-party antivirus software. It blocks the Nexus Mod Manager’s files. It won’t open in some circumstances. You can try removing these third-party antivirus programs. Also, adding the NMM files as an exception to the antivirus software to resolve the problem.

Why are my Nexus mods not working?

Choose “Run as Administrator” when you right-click on the NMM shortcut icon. Return to the “Settings” section and uncheck “Associate with NXM URLs” (if it’s already checked). Close settings, then reopen settings and uncheck the associate with NXM URLs box before rechecking it.

Is Nexus Mod Manager still working?

Although we no longer support Nexus Mod Manager, the final official release is still accessible for those who like to use it. On the GitHub page, you may also find the most recent community release.

How do I fix nexus mods not downloading?

Return to the “Settings” section and uncheck “Associate with NXM URLs” (if it’s already checked). Close settings, then reopen settings and uncheck the associate with NXM URLs box before rechecking it. Check to see whether you can now download using NMM.

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Abdul Rahim has been working in Information Technology for over two decades. Learn how Abdul got his start as a Tech Blogger , and why he decided to start this Software blog. If you want to send Abdul a quick message, then visit his contact page here.