Note: Remember to enable the antivirus after performing the installation process to protect from any threat. If you trust the mod and have downloaded it from the trusty worthy website, like Nexus Mods, you can disable your antivirus temporarily while you install the mod. Have been reported multiple times that security software that blocks some important mod files if they find it suspicious or similar to another virus. This is another of the quickest way to fix this issue, disabling the antivirus. Note: Don’t add the administrator rights directly to the executable file because it could create some conflicts. Now you will run Nexus Mod Manager with administrator rights every time you opened it from the shortcut.

Now navigate to the Compatibility tab and there check the box Run this program as administrator.

Right-click on the Nexus Mod Manager and select the option Properties.

Have you been able to install the mods after enabling administrator rights? You can try to enable that permission permanently following these steps:

You can do that by right-clicking in the Nexus Mod Manager shortcut, and there choose the option Run as Administrator. The easy way to fix this issue is by running NNM with administrator rights.

This could happen because you have an old version uninstalled that left some data or problems with the permissions. The first reason why the mods could be appropriately installed on your games is that it doesn’t have the appropriate permissions to read or modify your files.

Solution 1: Run NNM Installer as Administrator If you are of those users that have been experiencing this problem, on this post, I will leave you some solutions to fix installation error and be able to start Nexus Mod Manager. Nexus Mod Manager is one of the most accessible programs to manage the mods you installed on your games, but when you face problems during installation, you won’t be able to enable those mods correctly.

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