MSIL file icon

MSIL File Extension

Microsoft Intermediate Language

What is MSIL file?

Full format name of files that use MSIL extension is Microsoft Intermediate Language. MSIL files are supported by software applications available for devices running Windows. Files with MSIL extension are categorized as Developer Files files. The Developer Files subset comprises 1205 various file formats. The most popular software that supports MSIL files is .NET Framework. .NET Framework software was developed by Microsoft Corporation, and on its official website you may find more information about MSIL files or the .NET Framework software program.

Programs which support MSIL file extension

The following listing features MSIL-compatible programs. Files with MSIL suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

Programs that support MSIL file

How to open file with MSIL extension?

There can be multiple causes why you have problems with opening MSIL files on given system. On the bright side, the most encountered issues pertaining to Microsoft Intermediate Language files aren’t complex. In most cases they can be addressed swiftly and effectively without assistance from a specialist. The following is a list of guidelines that will help you identify and solve file-related problems.

Step 1. Download and install .NET Framework

Install software to open MSIL file The most common reason for such problems is the lack of proper applications that supports MSIL files installed on the system. The solution is straightforward, just download and install .NET Framework. Above you will find a complete listing of programs that support MSIL files, classified according to system platforms for which they are available. One of the most risk-free method of downloading software is using links provided by official distributors. Visit .NET Framework website and download the installer.

Step 2. Check the version of .NET Framework and update if needed

Update software that support file extension MSILIf the problems with opening MSIL files still occur even after installing .NET Framework, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of .NET Framework is available. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. This can be one of the causes why MSIL files are not compatible with .NET Framework. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using .NET Framework.

Step 3. Set the default application to open MSIL files to .NET Framework

If you have the latest version of .NET Framework installed and the problem persists, select it as the default program to be used to manage MSIL on your device. The method is quite simple and varies little across operating systems.

Associate software with MSIL file on Windows

Selecting the first-choice application in Windows

  • Choose the Open with entry from the file menu accessed by right-mouse clicking on the MSIL file
  • Next, select the Choose another app option and then using More apps open the list of available applications
  • The last step is to select Look for another app on this PC option supply the directory path to the folder where .NET Framework is installed. Now all that is left is to confirm your choice by selecting Always use this app to open MSIL files and clicking OK.
Associate software with MSIL file on Mac

Selecting the first-choice application in Mac OS

  • By clicking right mouse button on the selected MSIL file open the file menu and choose Information
  • Proceed to the Open with section. If its closed, click the title to access available options
  • Select the appropriate software and save your settings by clicking Change all
  • If you followed the previous steps a message should appear: This change will be applied to all files with MSIL extension. Next, click the Continue button to finalize the process.

Step 4. Ensure that the MSIL file is complete and free of errors

Should the problem still occur after following steps 1-3, check if the MSIL file is valid. Being unable to access the file can be related to various issues.

Check MSIL file for viruses
1. Verify that the MSIL in question is not infected with a computer virus

If the MSIL is indeed infected, it is possible that the malware is blocking it from opening. Scan the MSIL file as well as your computer for malware or viruses. If the MSIL file is indeed infected follow the instructions below.

2. Check whether the file is corrupted or damaged

If you obtained the problematic MSIL file from a third party, ask them to supply you with another copy. During the copy process of the file errors may occurred rendering the file incomplete or corrupted. This could be the source of encountered problems with the file. It could happen the the download process of file with MSIL extension was interrupted and the file data is defective. Download the file again from the same source.

3. Check if the user that you are logged as has administrative privileges.

There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Log out of your current account and log in to an account with sufficient access privileges. Then open the Microsoft Intermediate Language file.

4. Verify that your device fulfills the requirements to be able to open .NET Framework

The operating systems may note enough free resources to run the application that support MSIL files. Close all running programs and try opening the MSIL file.

5. Check if you have the latest updates to the operating system and drivers

Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with Microsoft Intermediate Language file. It may be the case that the MSIL files work properly with updated software that addresses some system bugs.

Do you want to help?

If you have additional information about the MSIL file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on MSIL file.

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