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I receive a "cannot open, wrong format" message when trying to open pdf links.

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I receive a "cannot open, wrong format" message when trying to open pdf links. These same links open correctly in Chrome. How do I fix this?

I receive a "cannot open, wrong format" message when trying to open pdf links. These same links open correctly in Chrome. How do I fix this?

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What site are you seeing this error on? I am able to download test pdfs on Firefox for Android.

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Has to do with medical records and insurance EOBs. They open just fine in Chrome. No option to save and open later.