Getting Raw Therapee to work with raw Hasselblad files (.3fr and .fff)
Raw Therapee can display and work with the raw Hasselblad camera files - those with the file extensions (*.3fr and *.fff). However, they will not be visible until you change Raw Therapee's preferences to add in the Hasselblad file extensions as shown below.
- Start Raw Therapee.

- Click the Preferences button.
The Preferences dialog box appears. - Click the File Browser tab.

- In the Add Extension field, type in 3fr. Click +.
The extension 3fr is appended to the list.
- In the Add Extension field, type in fff. Click +.
The extension fff is appended to the list.
- Click OK.
Raw Therapee will now be able to display raw Hasselblad files.
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