MON file icon

MON File Extension

Firefox Monday Bookmark Backup
  • Developer
    Mozilla Corporation
  • Category
    Archive Files
  • Popularity
    4.2 (19 votes)

What is MON file?

MON filename suffix is mostly used for Firefox Monday Bookmark Backup files. Firefox Monday Bookmark Backup specification was created by Mozilla Corporation. Files with MON extension may be used by programs distributed for Windows platform. Files with MON extension are categorized as Archive Files files. The Archive Files subset comprises 619 various file formats. The software recommended for managing MON files is Mozilla Firefox. Software named Mozilla Firefox was created by Mozilla. In order to find more detailed information on the software and MON files, check the developer’s official website.

Programs which support MON file extension

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

Programs that support MON file

How to open file with MON extension?

Being unable to open files with MON extension can be have various origins. On the bright side, the most encountered issues pertaining to Firefox Monday Bookmark Backup 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. Get the Mozilla Firefox

Install software to open MON file Problems with opening and working with MON files are most probably having to do with no proper software compatible with MON files being present on your machine. To address this issue, go to the Mozilla Firefox developer website, download the tool, and install it. It is that easy On the top of the page a list that contains all programs grouped based on operating systems supported can be found. The safest method of downloading Mozilla Firefox installed is by going to developer’s website (Mozilla) and downloading the software using provided links.

Step 2. Verify the you have the latest version of Mozilla Firefox

Update software that support file extension MONIf the problems with opening MON files still occur even after installing Mozilla Firefox, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of Mozilla Firefox is available. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. If you have an older version of Mozilla Firefox installed, it may not support MON format. The latest version of Mozilla Firefox should support all file formats that where compatible with older versions of the software.

Step 3. Assign Mozilla Firefox to MON files

If you have the latest version of Mozilla Firefox installed and the problem persists, select it as the default program to be used to manage MON on your device. The next step should pose no problems. The procedure is straightforward and largely system-independent

Associate software with MON file on Windows

The procedure to change the default program in Windows

  • Clicking the MON with right mouse button will bring a menu from which you should select the 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 Mozilla Firefox installation folder. Confirm by checking Always use this app to open MON files box and clicking OK button.
Associate software with MON file on Mac

The procedure to change the default program in Mac OS

  • From the drop-down menu, accessed by clicking the file with MON extension, select Information
  • Proceed to the Open with section. If its closed, click the title to access available options
  • From the list choose the appropriate program and confirm by clicking Change for all....
  • A message window should appear informing that This change will be applied to all files with MON extension. By clicking Continue you confirm your selection.

Step 4. Verify that the MON is not faulty

If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the MON file in question. Being unable to access the file can be related to various issues.

Check MON file for viruses
1. Check the MON file for viruses or malware

If the file is infected, the malware that resides in the MON file hinders attempts to open it. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. MON file is infected with malware? Follow the steps suggested by your antivirus software.

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

If the MON file was sent to you by someone else, ask this person to resend the file to you. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. If the MON file has been downloaded from the internet only partially, try to redownload it.

3. Verify whether your account has administrative rights

Some files require elevated access rights to open them. Log in using an administrative account and see If this solves the problem.

4. Check whether your system can handle Mozilla Firefox

If the system is under havy load, it may not be able to handle the program that you use to open files with MON extension. In this case close the other applications.

5. Ensure that you have the latest drivers and system updates and patches installed

Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with Firefox Monday Bookmark Backup files. It may be the case that the MON files work properly with updated software that addresses some system bugs.

Do you want to help?

If you have additional information about the MON 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 MON file.

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