How to open DFU files

Did your computer fail to open a DFU file? We explain what DFU files are and recommend software that we know can open or convert your files.

What is a DFU file?

The DFU file extension indicates to your device which app can open the file. However, different programs may use the DFU file type for different types of data.

We are aware of 2 different uses of the DFU extension, which you can read more about below.

Device Firmare Upgrade format

Through our analysis of DFU files, we know that one use of the format is Device Firmare Upgrade format. We have not yet described in detail what these files contain and what they are used for, but our team is working tiredlessly through thousands of file formats. We'd love hearing from you if you have information about the format.

We have not verified any programs yet that works with this specific format. If you know any, please use the 'Suggest a program' link below. Thanks!

DfuSe device firmware

Through our analysis of DFU files, we know that one use of the format is DfuSe device firmware. We have not yet described in detail what these files contain and what they are used for, but our team is working tiredlessly through thousands of file formats. We'd love hearing from you if you have information about the format.

We have not verified any programs yet that works with this specific format. If you know any, please use the 'Suggest a program' link below. Thanks!

Software that will open, convert or fix DFU files

These apps are known to open certain types of DFU files. Since many different programs may use DFU files for different purposes, you may need to try a few of the apps to open your specific DFU file.

iTunesiTunesUser submitted
We have not verified any programs that we know for certain can work with DFU-files on Mac. If you know one, please use the Suggest link below and tell us about it!
We have not verified any online services that we know for certain can work with DFU-files. If you know one, please use the Suggest link below and tell us about it!