NDU File Extension

What is NDU file?

NDU is a file extension commonly associated with Symbian Phone Backup files. NDU file format is compatible with software that can be installed on Windows system platform. NDU file format, along with 619 other file formats, belongs to the Archive Files category. The most popular software that supports NDU files is Nokia Suite. On the official website of Nokia Corporation developer not only will you find detailed information about theNokia Suite software, but also about NDU and other supported file formats.

Programs which support NDU file extension

Below is a table that list programs that support NDU files. NDU files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.

How to open file with NDU extension?

There can be multiple causes why you have problems with opening NDU files on given system. On the bright side, the most encountered issues pertaining to Symbian Phone Backup 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 NDU files.

Step 1. Download and install Nokia Suite

Problems with opening and working with NDU files are most probably having to do with no proper software compatible with NDU files being present on your machine. To address this issue, go to the Nokia Suite developer website, download the tool, and install it. It is that easy Above you will find a complete listing of programs that support NDU files, classified according to system platforms for which they are available. If you want to download Nokia Suite installer in the most secured manner, we suggest you visit Nokia Corporation website and download from their official repositories.

Step 2. Check the version of Nokia Suite and update if needed

You still cannot access NDU files although Nokia Suite 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 The reason that Nokia Suite cannot handle files with NDU may be that the software is outdated. The latest version of Nokia Suite should support all file formats that where compatible with older versions of the software.

Step 3. Associate Symbian Phone Backup files with Nokia Suite

If the issue has not been solved in the previous step, you should associate NDU files with latest version of Nokia Suite you have installed on your device. The method is quite simple and varies little across operating systems.

Change the default application in Windows

• Right-click the NDU file and choose Open with option
• Select Choose another app → More apps
• Finally select Look for another app on this PC, point to the folder where Nokia Suite is installed, check the Always use this app to open NDU files box and conform your selection by clicking OK button

Change the default application in Mac OS

• From the drop-down menu, accessed by clicking the file with NDU extension, select Information
• Find the Open with option – click the title if its hidden
• Select Nokia Suite and click Change for all...
• If you followed the previous steps a message should appear: This change will be applied to all files with NDU extension. Next, click the Continue button to finalize the process.

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

You closely followed the steps listed in points 1-3, but the problem is still present? You should check whether the file is a proper NDU file. Problems with opening the file may arise due to various reasons.

1. Verify that the NDU in question is not infected with a computer virus

If the file is infected, the malware that resides in the NDU 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. NDU file is infected with malware? Follow the steps suggested by your antivirus software.

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

Did you receive the NDU 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. When downloading the file with NDU extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

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

Sometimes in order to access files user need to have administrative privileges. Switch to an account that has required privileges and try opening the Symbian Phone Backup file again.

4. Verify that your device fulfills the requirements to be able to open Nokia Suite

If the systems has insufficient resources to open NDU files, try closing all currently running applications and try again.

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

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

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