FW Converter

Extract text from FW files

Select File
Drop or upload your .FW file

Online File Converter

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How to extract text from your FW file

Click the "Select File" button above, and choose your FW file.
You’ll see a preview, if available.
Click the "Convert file to..." button to extract text information.

Convert FW to another file type

To convert your FW file to another format, you need Gadgetbridge or other System software.

FW to TMP
FW to TEMP
FW to CACHE
FW to LOG
FW to BAK
FW to OLD
FW to NEW
FW to PART
FW to DOWNLOAD
FW to CRDOWNLOAD
FW to LOCK
FW to PID

Convert a file to FW

To convert other file formats to the "Firmware Image" file type, you need software like Gadgetbridge or a similar tool.

DEVICE to FW
CACHE to FW
SOCK to FW
SYMLINK to FW
PID to FW
MOUNT to FW
FIFO to FW
LOG to FW
PIPE to FW
TMP to FW
JUNCTION to FW
TEMP to FW

About FW files

The .FW extension acts as a container for Firmware Updates, essential for the low-level operation of hardware devices ranging from Actions Semiconductor MP3 players and Xiaomi fitness trackers to satellite receivers and 3D printers. In rarer cases, it represents a fragment file for KOMPAS-3D CAD software.

Users typically encounter friction with .FW files because they are compiled binary blobs or proprietary archives not designed for human readability. Trying to open them in a text editor results in garbled data, and they require specific flashing tools like Gadgetbridge or manufacturer-specific updaters to function. A common need is to extract the contents for analysis or reverse engineering.

Best Conversion Targets:

For Analysis & Reverse Engineering: Convert or view as HEX or TXT to inspect the binary code.
For Extraction: If the firmware is a package (common with Android-based or Linux-based devices), rename to ZIP or GZ and extract the internal file structure.
For CAD (KOMPAS-3D): Convert to standard exchange formats like STEP or IGES to open the 3D geometry in other engineering tools like AutoCAD or SolidWorks.

Convert.Guru analyzes your FW file, detects the exact format, and lets you read the text inside.

Users also converted MSG, EML, PDF, CRDOWNLOAD, BMU, 300 and 301 files.

The FW Converter Story

The history of Convert.Guru began over 25 years ago in California with Tom Simondi’s file-format database. A former contributor to Space Shuttle development and a software pioneer of the 1980s, Simondi established a trusted resource for file type analysis that was even referenced by Microsoft Windows XP. Today, we use modern technology to process and convert thousands of file formats while continually improving our FW converter.