What is a NFB file?
An .NFB file is primarily a Nokia Phone Backup File. Users create these files with Nokia PC Suite or Nokia Ovi Suite to save data from a Nokia mobile phone to a computer. The backup archive usually contains contacts, text messages, calendar entries, and device settings.
Alternatively, an .NFB file can be a CAD reinforcement schedule data file used by Allplan, a 3D design software developed by Nemetschek. These specific files use GZIP compression to store structural engineering data.
How to open NFB files?
To open a Nokia Phone Backup File, you traditionally need the original Nokia PC Suite software. You use this software to restore the backup data directly to a compatible Nokia phone. Because this software and the associated phones are obsolete, extracting data today is difficult. You can use third-party extraction tools like Noki to parse the archive and export your contacts or messages to standard formats.
To open an .NFB CAD file, you must use Allplan. Because the file uses GZIP compression, you can also rename the file extension to .gz and extract the internal data using archive utilities like 7-Zip.
Inspect files online
Because an .NFB file can have different origins, viewer.online/nfb can analyze .NFB files to identify the exact format and creator software. You can use the tool to inspect the file structure, extract readable text, and check whether an online preview is available.
Summary
viewer.online/nfb is useful for identifying, inspecting, and understanding .NFB files without installing obsolete software or dealing with compatibility problems.