The DLL msdia80.dll is present on your drive because you installed the Microsoft Redistributable Package on your computer. This post focuses on introducing the msdia80.dll. You can know whether you should delete it on Windows 10. Keep on your reading.

Microsoft Visual C++ is a commercial, integrated development environment (IDE) for C, C++, and CLI programming languages. It has tools for running and debugging various C ++ codes, including codes for Microsoft Windows API, DirectX API, and Microsoft .NET Framework.

The full form of DLL is Dynamic Link Library. It is a package that contains important code or libraries for reference and used by the program. It is usually a read-only file, which means that many applications can access the file at the same time without any problems.

Tip: If you want to learn more about the .dll files, you can go to MiniTool.

What Is Msdia80.dll

What is msdia80.dll? Msdia80.dll is a type of .dll file that contains essential codes and programs needed by specific applications. If you install the Microsoft Redistributable Package on your computer, the msdia80.dll file will be presented on your drive.

If it is present on your D drive or any other drive except your system drive (C), it means that there are some games or applications in D who installed the package on your computer.

The.dll file’s original location should not be in the root directory; instead, it should be placed side by side with all other .dll files. The correct path is “C:\Program Files (x86)\Common Files\microsoft shared\VC”.

In particular, when you install the Visual C ++ 2005 Redistributable Package using the Vcredist_x64.exe file or the Vcredist_ia64.exe file, msdia80.dll is installed on the root folder of the boot drive.

Should You Delete Msdia80.dll

Sometimes, you may encounter some issues with the msdia80.dl issue. Then, you may want to know should you delete the msdia80.dll file? It’s not recommended you to delete it. Some applications will be unable to access these codes and will stop working properly if you delete it.

Instead of deleting this file, you can always move it to the appropriate location. Also, registering the file is necessary because Windows will know the location of this file and can access it whenever required. This is one way, and the other way which you can choose is to install two Microsoft packages on your system.

How to Fix the Msdia80.dll Issue

Solution 1: Re-locate the Dll File

You need to relocate the msdia80.dll file from the root of the drive and move it to the visible C ++ folder of the boot drive. By the way, your files will be located where the operating system is located. Here is how to do that

Step 1: Press the Windows + E keys at the same time to open File Explorer.

open File Explorer

Step 2: Find the root directory drive where msdia80.dll is present. Then right-click it to choose Cut.

Step 3: Now go to the following file path:


Step 4: Then, paste the file. After that, register the file.

Step 5: Open Command prompt and run it as Administrator.

Step 6: Now, execute the following command, including the double-quotes.

regsvr32 “C:\ ProgramFiles(x86)\CommonFiles\Microsoftshared\VC\ msdia80.dll”

Then restart your computer and check if there are any issues with msdia80.dll.

Solution 2: Install Microsoft Visual C++ Packages

In case the above method does not work as desired, then you can try this method – installing two packages of Microsoft Visual C++. Follow the instructions below.

Tip: Before moving ahead, you should make sure that there is a good internet connection and have administrative privileges.

Step 1: Open your browser and then go to the Microsoft Visual C++ 2005 Service pack one redistributable package ALT security update package.

Step 2: After that, select vcredist_x86.exe and vcredist_ x64.exe and download them.

Step 3: Run these executables and wait for their installation.

Step 4: Now, right-click it and select Run as administrator to launch them.

Step 5: Then, go to the Microsoft Visual C++ 2005 service pack 1 Redistributable package MFC security update package.

Step 6: Select vcredist_x86.exe and vcredist_x64.exe, then download them to the inaccessible locations. Run and launch them.

At last, restart your computer and ensure the changes made.

Final Words

To sum up, this post has introduced what msdia80.dll is. In addition, you know that it’s not recommended to delete it. What’s more, if you meet the “msdia80.dll was not found” error, you can try the methods above to get rid of it.

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