My pdf reader will not open Android attached file.

[AC Question]

From my Android phone on T-Mobile. The first nationwide 4G network.
My customer used her Android, T-Mobile to transmit an attached file formated in pdf format. My pdf reader will not open the file. What may I do to open this pdf file?

 

[itguyjax8430]

From my Android phone on T-Mobile. The first nationwide 4G network.
My customer used her Android, T-Mobile to transmit an attached file formated in pdf format. My pdf reader will not open the file. What may I do to open this pdf file?

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