Windows Mail Message Information Database
  • Developer
    Microsoft Corporation
  • Category
  • Popularity
    2.6 (3 votes)


MSMESSAGESTORE is a file extension commonly associated with Windows Mail Message Information Database files. Windows Mail Message Information Database format was developed by Microsoft Corporation. MSMESSAGESTORE files are supported by software applications available for devices running Windows. MSMESSAGESTORE file format, along with 403 other file formats, belongs to the Database Files category. The most popular program for handling MSMESSAGESTORE files is Windows Live Mail, but users can choose among 1 different programs that support this file format. Software named Windows Live Mail was created by Microsoft Corporation. In order to find more detailed information on the software and MSMESSAGESTORE files, check the developer’s official website.

Programs which support MSMESSAGESTORE file extension

Programs that can handle MSMESSAGESTORE files are as follows. MSMESSAGESTORE files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.

Programs that support MSMESSAGESTORE file

How to open file with MSMESSAGESTORE extension?

Problems with accessing MSMESSAGESTORE may be due to various reasons. What is important, all common issues related to files with MSMESSAGESTORE extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. The list below will guide you through the process of addressing the encountered problem.

Step 1. Download and install Windows Live Mail

Install software to open MSMESSAGESTORE file The most common reason for such problems is the lack of proper applications that supports MSMESSAGESTORE files installed on the system. The most obvious solution is to download and install Windows Live Mail or one to the listed programs: Windows Mail. The full list of programs grouped by operating systems can be found above. The safest method of downloading Windows Live Mail installed is by going to developer’s website (Microsoft Corporation) and downloading the software using provided links.

Step 2. Update Windows Live Mail to the latest version

Update software that support file extension MSMESSAGESTOREIf you already have Windows Live Mail installed on your systems and MSMESSAGESTORE files are still not opened properly, check if you have the latest version of the software. Software developers may implement support for more modern file formats in updated versions of their products. This can be one of the causes why MSMESSAGESTORE files are not compatible with Windows Live Mail. The most recent version of Windows Live Mail is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Set the default application to open MSMESSAGESTORE files to Windows Live Mail

After installing Windows Live Mail (the most recent version) make sure that it is set as the default application to open MSMESSAGESTORE files. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.

Associate software with MSMESSAGESTORE file on Windows

Change the default application in Windows

  • Right-click the MSMESSAGESTORE file and choose Open with option
  • Click Choose another app and then select More apps option
  • To finalize the process, select Look for another app on this PC entry and using the file explorer select the Windows Live Mail installation folder. Confirm by checking Always use this app to open MSMESSAGESTORE files box and clicking OK button.
Associate software with MSMESSAGESTORE file on Mac

Change the default application in Mac OS

  • From the drop-down menu, accessed by clicking the file with MSMESSAGESTORE extension, select 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
  • A message window should appear informing that This change will be applied to all files with MSMESSAGESTORE extension. By clicking Continue you confirm your selection.

Step 4. Check the MSMESSAGESTORE for errors

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

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

If the file is infected, the malware that resides in the MSMESSAGESTORE file hinders attempts to open it. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. If the scanner detected that the MSMESSAGESTORE file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.

2. Verify that the MSMESSAGESTORE file’s structure is intact

If you obtained the problematic MSMESSAGESTORE file from a third party, ask them to supply you with another copy. The file might have been copied erroneously and the data lost integrity, which precludes from accessing the file. If the MSMESSAGESTORE file has been downloaded from the internet only partially, try to redownload it.

3. Verify whether your account has administrative rights

Sometimes in order to access files user need to have administrative privileges. Switch to an account that has required privileges and try opening the Windows Mail Message Information Database file again.

4. Make sure that the system has sufficient resources to run Windows Live Mail

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

5. Verify that your operating system and drivers are up to date

Latest versions of programs and drivers may help you solve problems with Windows Mail Message Information Database files and ensure security of your device and operating system. It may be the case that the MSMESSAGESTORE files work properly with updated software that addresses some system bugs.

Do you want to help?

If you have additional information about the MSMESSAGESTORE 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 MSMESSAGESTORE file.

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