NA2 file icon

NA2 File Extension

Netscape Address Book Format
  • Developer
    Mozilla
  • Category
  • Popularity
    3.2 (4 votes)

What is NA2 file?

NA2 filename suffix is mostly used for Netscape Address Book Format files. Netscape Address Book Format specification was created by Mozilla. NA2 files are supported by software applications available for devices running Linux, Mac OS, Windows. NA2 file belongs to the Misc Files category just like 5929 other filename extensions listed in our database. SeaMonkey supports NA2 files and is the most frequently used program to handle such files, yet 2 other tools may also be used. SeaMonkey software was developed by Mozilla Corporation, and on its official website you may find more information about NA2 files or the SeaMonkey software program.

Programs which support NA2 file extension

The following list contains programs grouped by 3 operating systems that support NA2 files. Files with NA2 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 NA2 file

How to open file with NA2 extension?

Problems with accessing NA2 may be due to various reasons. On the bright side, the most encountered issues pertaining to Netscape Address Book Format files aren’t complex. In most cases they can be addressed swiftly and effectively without assistance from a specialist. The list below will guide you through the process of addressing the encountered problem.

Step 1. Get the SeaMonkey

Install software to open NA2 file The main and most frequent cause precluding users form opening NA2 files is that no program that can handle NA2 files is installed on user’s system. The solution is straightforward, just download and install SeaMonkey. Above you will find a complete listing of programs that support NA2 files, classified according to system platforms for which they are available. The safest method of downloading SeaMonkey installed is by going to developer’s website (Mozilla Corporation) and downloading the software using provided links.

Step 2. Update SeaMonkey to the latest version

Update software that support file extension NA2If the problems with opening NA2 files still occur even after installing SeaMonkey, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of SeaMonkey is available. Software developers may implement support for more modern file formats in updated versions of their products. This can be one of the causes why NA2 files are not compatible with SeaMonkey. The most recent version of SeaMonkey is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Assign SeaMonkey to NA2 files

After installing SeaMonkey (the most recent version) make sure that it is set as the default application to open NA2 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 NA2 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 NA2 file
  • Select Choose another app → More apps
  • Finally select Look for another app on this PC, point to the folder where SeaMonkey is installed, check the Always use this app to open NA2 files box and conform your selection by clicking OK button
Associate software with NA2 file on Mac

Selecting the first-choice application in Mac OS

  • From the drop-down menu, accessed by clicking the file with NA2 extension, select Information
  • Open the Open with section by clicking its name
  • Select SeaMonkey and click Change for all...
  • Finally, a This change will be applied to all files with NA2 extension message should pop-up. Click Continue button in order to confirm your choice.

Step 4. Check the NA2 for errors

If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the NA2 file in question. It is probable that the file is corrupted and thus cannot be accessed.

Check NA2 file for viruses
1. Check the NA2 file for viruses or malware

Should it happed that the NA2 is infected with a virus, this may be that cause that prevents you from accessing it. Scan the NA2 file as well as your computer for malware or viruses. NA2 file is infected with malware? Follow the steps suggested by your antivirus software.

2. Check whether the file is corrupted or damaged

Did you receive the NA2 file in question from a different person? Ask him/her to send it one more time. The file might have been copied erroneously and the data lost integrity, which precludes from accessing the file. It could happen the the download process of file with NA2 extension was interrupted and the file data is defective. Download the file again from the same source.

3. Verify whether your account has administrative rights

There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Switch to an account that has required privileges and try opening the Netscape Address Book Format file again.

4. Check whether your system can handle SeaMonkey

The operating systems may note enough free resources to run the application that support NA2 files. Close all running programs and try opening the NA2 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 Netscape Address Book Format files and ensure security of your device and operating system. It may be the case that the NA2 files work properly with updated software that addresses some system bugs.

Do you want to help?

If you have additional information about the NA2 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 NA2 file.

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