Hi francis29,

Viewing and downloading unsupported file-types is not possible in the current version of Firefox OS. We are aware of this issue and our engineering team is working on adding this feature.

You may look at bug 825318 to track the development of this feature.

- Ralph

I have this problem too.

Hi Pathe,

Please submit a new question to the issue you are encountering so that we can investigate what you're experiencing.

Please be sure to also include your device model, version, build ID, and a step by step account of the issue you're encountering.

Thanks,

- Ralph