I have the same issue. It may be forced due to Enterprise email locking the phone, but it is incredibly frustrating when you are on some type of call either speakerphone or otherwise and need to key in data and have to fingerprint back in. Samsung, this is a very expensive phone, please provide a fix for this issue. I understand if the phone blacks out if we have it to our face, but otherwise during a call, the screen should stay unlocked and keypad readily availalble.
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