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My files are being downloaded as binary files, how do I stop this?

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every time I download from firefox now, it downloads in binary files without any choices.

every time I download from firefox now, it downloads in binary files without any choices.

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This did not help. I could not find the browser setting posted to reset it. Do I need to remove Firefox and reload it? If I do, I will lose all my favorites.

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You can use this button to go to the Firefox profile folder where you will find the mimeTypes.rdf file:

  • Help > Troubleshooting Information > Profile Directory: Open Containing Folder