Those of you who get mfc120u.dll when trying to use GlobalProtect VPN need to follow a few simple options in order to resolve it. Although rare, the error has a huge, negative impact on the software and prevents users from using it, which is a big deal. Below you can see the complete guide regarding the error and how you can solve it once it for all.
The mfc120u.dll file is a part of Visual C++ 2013 Redistributable Package which is a standard Windows app and it can be seen on all operating system versions starting with Windows 7. It is used on newer versions as well.
The Visual C++ 2013 Redistributable Package is mandatory software for almost all users. It supports run time essentials that are needed to allow the OS to activate and use applications with a C++ base that was developed using Visual Studio 2013. There are countless variations and examples.
Fixing the issue will require an internet connection and a few minutes of your time. All users can complete this process due to the fact it is extremely simple and easy. There are no advanced steps, need to understand hacking or coding of any kind. Just make sure you try all the methods below so you can find the one that works for your computer.
It is important to add that the error can happen on any Windows OS version and on any computer. It affects PCs, laptops, notebooks, and all-in-one computers. After all, these computers all use and need Visual C++ 2013 Redistributable Package!
The first thing you can do is to reinstall the Visual C++ 2013 Redistributable Package completely. Go to the control panel and remove the older version. You can also do this by going to the GlobalProtect folder (located in program files/palo alto) and clicking on the vcredist_x64.exe. Keep in mind that if your computers use 32-bit architecture, you will see vcredist_x86.exe file.
Once you have uninstalled the software, download a new version. You should get 12.0.3 or newer. The older version will probably be something like 12.0.2 or even lower. Getting the new version will be extremely important and if you try reinstalling the same variation, you will get the same message.
Once the installation is complete, restart your computer and try again. This should fix the problem. It does take some time, but with a proper internet connection, this can last a few minutes only.
This method is very desirable. First of all, it doesn’t take any time at all. You literally need a few seconds. It is safe and there is no need to reinstall the complete Visual C++ 2013 Redistributable Package. As such, there is no need to download the new version either.
You will need to download the free mfc120u.dll file first. Once you have it, copy it and save it to the clipboard. Go to GlobalProtect folder and find the original file with the same name. Now, just replace it. Some of you may want to replace the file in Visual C++ 2013 Redistributable Package also. There is no need for that.
Once you are done, restart the PC and try running the software again. It will work without displaying the error. This method is safe as well and there are no known complications. It won’t affect other software in a negative way.
We should add that if you had issues with other programs due to the same message, do the same process by replacing the file in their folders. This will fix the error and allow you to use that software. In reality, this is the same fix for all .dll file errors you can see today.
The error happens when the mfc120u.dll file is damaged, corrupt, obsolete, or simply missing. The goal of this guide is to replace the file which will solve the problem and allow you to use the software. There are no safety issues present and all users can complete the process in no time. Be free to use both methods and discover which one works for you.