MOZCONFIG file icon

MOZCONFIG File Extension

Mozilla Firefox Configuration Data Format

What is MOZCONFIG file?

MOZCONFIG is a file extension commonly associated with Mozilla Firefox Configuration Data Format files. Files with MOZCONFIG extension may be used by programs distributed for Linux, Mac OS, Windows platform. MOZCONFIG file format, along with 1290 other file formats, belongs to the Settings Files category. Firefox supports MOZCONFIG files and is the most frequently used program to handle such files, yet 5 other tools may also be used. Firefox software was developed by Mozilla Corporation, and on its official website you may find more information about MOZCONFIG files or the Firefox software program.

Programs which support MOZCONFIG file extension

The list that follows enumerates programs compatible with MOZCONFIG files, divided into 3 categories based on operating system on which they are available. Files with MOZCONFIG 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 MOZCONFIG file

Updated: 03/02/2021

How to open file with MOZCONFIG extension?

Problems with accessing MOZCONFIG may be due to various reasons. On the bright side, the most encountered issues pertaining to Mozilla Firefox Configuration Data Format files aren’t complex. In most cases they can be addressed swiftly and effectively without assistance from a specialist. We have prepared a listing of which will help you resolve your problems with MOZCONFIG files.

Step 1. Get the Firefox

Install software to open MOZCONFIG file The most common reason for such problems is the lack of proper applications that supports MOZCONFIG files installed on the system. The most obvious solution is to download and install Firefox or one to the listed programs: Mozilla Thunderbird. Above you will find a complete listing of programs that support MOZCONFIG files, classified according to system platforms for which they are available. If you want to download Firefox installer in the most secured manner, we suggest you visit Mozilla Corporation website and download from their official repositories.

Step 2. Update Firefox to the latest version

Update software that support file extension MOZCONFIGYou still cannot access MOZCONFIG files although Firefox is installed on your system? Make sure that the software is up to date. Software developers may implement support for more modern file formats in updated versions of their products. The reason that Firefox cannot handle files with MOZCONFIG may be that the software is outdated. The most recent version of Firefox is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Associate Mozilla Firefox Configuration Data Format files with Firefox

After installing Firefox (the most recent version) make sure that it is set as the default application to open MOZCONFIG files. The next step should pose no problems. The procedure is straightforward and largely system-independent

Associate software with MOZCONFIG file on Windows

Change the default application in Windows

  • Clicking the MOZCONFIG with right mouse button will bring a menu from which you should select the Open with option
  • 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 Firefox is installed. Now all that is left is to confirm your choice by selecting Always use this app to open MOZCONFIG files and clicking OK.
Associate software with MOZCONFIG file on Mac

Change the default application in Mac OS

  • By clicking right mouse button on the selected MOZCONFIG file open the file menu and choose Information
  • Find the Open with option – click the title if its hidden
  • Select the appropriate software and save your settings by clicking Change all
  • Finally, a This change will be applied to all files with MOZCONFIG extension message should pop-up. Click Continue button in order to confirm your choice.

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

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

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

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

2. Check whether the file is corrupted or damaged

Did you receive the MOZCONFIG file in question from a different person? Ask him/her to send it one more time. 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. If the MOZCONFIG 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. Log out of your current account and log in to an account with sufficient access privileges. Then open the Mozilla Firefox Configuration Data Format file.

4. Make sure that the system has sufficient resources to run Firefox

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

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

Latest versions of programs and drivers may help you solve problems with Mozilla Firefox Configuration Data Format files and ensure security of your device and operating system. It may be the case that the MOZCONFIG files work properly with updated software that addresses some system bugs.

Do you want to help?

If you have additional information about the MOZCONFIG 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 MOZCONFIG file.

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