Download mchgrcoi.dll file for Windows 7, Windows 8, Windows 10 and fix mchgrcoi.dll is missing or not found dll error. The latest version of mchgrcoi.dll file is v5.1.2600.0 which is a 32 with a file size of approximately 4.5 kb. Microsoft Corporation is the developer of mchgrcoi.dll and the file belongs to Medium Changer CoInstaller.
DLL stands for Dynamic Link Library. mchgrcoi.dll is a file that contains code, resources and data that other programs can use. Thus, Dlls provide a way to modularize applications so that their functionality can be updated and reused by other applications. Dll's also help to reduce application size and memory footprint since many applications can share the same code contained in a single Dll file such as mchgrcoi.dll.
If you are here because your seeing mchgrcoi.dll errors in your Windows such as :
There are number of ways to fix mchgrcoi.dll errors. Below you will find 2 such ways:
Where do I put mchgrcoi.dll file? Download mchgrcoi.dll and copy it to the application’s installation folder.
Make sure to download mchgrcoi.dll 32-bit file for 32-bit Windows operating system and mchgrcoi.dll 64-bit file for 64-bit Windows operating system if they are available. Most new Windows systems would probably be a 64-bit one. You can check to see if your computer is running a 32-bit or a 64-bit version of Windows by doing:Windows 10 and Windows 8.1
After you are done with above installation instructions, try restarting the application throwing mchgrcoi.dll is missing error.
If that doesn’t fix the error, copy the mchgrcoi.dll to the systems directory. This can vary between Windows OS versions. Check out the systems directory path for different Windows versions below:
Restart your Windows and see if the error is fixed.
If the error persists, try to register the mchgrcoi.dll in Windows registry. This can be done by using the “REGSVR32” command prompt and giving the dll file mchgrcoi.dll.
Make sure you run the command as administrator from the Run Box.
Once you are done registering the mchgrcoi.dll in the Windows system’s registry, you should be good to go. Restart your Windows once again and mchgrcoi.dll missing error should be fix.
Clicking on 'Download mchgrcoi.dll' button below will take you to the download page where you will see list of mchgrcoi.dll versions with bit, file size and other details of of the file. It is recommended to download the latest version of mchgrcoi.dll to fix dll errors which is v5.1.2600.0.