NFB File Extension

Nokia Phone Backup Format

File Type nfb
Developer Nokia
Popularity
4.2 (36 votes)
Application Nokia Suite
Category Backup Files, Smartphone Files
Format Binary

What is a NFB file?

Nokia Phone Backup Format works with the NFB file extension and is classified under Backup Files and Smartphone Files, with a total of 464 files.

With the creation of the Nokia Phone Backup Format (NFB), Nokia introduced file format along with 7 programs built for their use.

NFB files are supported by Windows. You can create a NFB file using one of 3 programs, for example Nokia Suite, Nokia NbuExplorer and Noki.

Programs that support NFB files

Windows ³

Windows

How to open a NFB file?

The most common reason why a NFB file cannot be opened is the absence of required software. To fix this, select a compatible program from the list. Then visit the official developer website via the provided link, download the program, and install it on your system.

The most popular programs for working with NFB files are Nokia Suite, Nokia NbuExplorer and Noki. To get the latest version of Nokia Suite, open the Nokia website where a universal installer for all operating systems is available.

Once setup is done, your operating system should assign Nokia Suite as the default app for NFB files.

Make Nokia Suite the default NFB viewer

Changing the default program in Windows

Start by right-clicking on your NFB file and selecting the "Open With" option. From there, click "Choose another app" to continue;
Inside the popup window, scroll through the list of applications and specifically choose Nokia Suite as the application to associate with your NFB file;
Check the "Always use this app" checkbox and click "OK".

Change the default app to open files on Mac

Right click or use Control + Left Click on the desired NFB file to access a dropdown menu of actions;
Select "Open in application" and click "Other";
Scroll down to the bottom of the window, where you will find the "Enable" menu. Default, "Recommended Programs" will be selected;
In this menu, choose "All Programs" and navigate to Nokia Suite. Check the box next to "Always open in app" to make it the default program.

Convert to and from NFB

If a NFB file is difficult to handle, you might try converting it to formats such as CSV, VCF, VCARD or similar, which may be easier to work with.

Please note that after converting a NFB file, some functionality may differ from the original. However, in many cases, it can be converted back to its original format.

Convert NFB to other file formats

Converting Files to NFB Format

NBU to NFB

Finding answers to NFB file problems

If you encounter issues with NFB files, don’t worry—most can be fixed with minor software adjustments. Refer to the troubleshooting tips below.

What are the signs that my NFB file is damaged?

Corrupted NFB backup files may have one or more of the following symptoms:

Poor performance when editing a file in Nokia Suite;
Opening or processing the file in Nokia Suite or other programs causes instability or crashes in the program;
The file shows errors when trying to open it or does not open completely;
Unexpected expansion of the total size of the NFB file;
Working with the file triggers the display of error messages;

Why does Nokia Suite quit or crash unexpectedly?

Nokia Suite crashes can be attributed to outdated software. Make sure you have installed the latest updates for Nokia products.

A computer restart is often the key to solving numerous common problems. That’s why, it is recommended to restart the computer before making any changes to the software settings.

What methods can be used to repair a damaged NFB file?

Use a recovery program to open the damaged NFB file and navigate to the "Repair" menu item. Wait for the recovery process to finish, as it will automatically repair damaged backup files.

How to edit a NFB file?

To edit NFB files, you need to install specialized software that allows you not only to open but also to modify backup files. Online NFB editors usually provide fewer features than software created specifically for Nokia Phone Backup Format.

List of Top NFB editors 2026

Following these criteria, we have put together a list of recommended NFB editors.

NFB Editor Software	Developer	Platforms	Overall Rating
Nokia Suite	Nokia	Windows	4.1 out of 5 (39 reviews)

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