Datalogic Memor 1 User Manual page 148

Connections
To enable file transfer after you connected your device, scroll down
the notification bar and tap the USB charging thhis device
notification:
Tap File transfers if you want to transfer all types of media to and
from the Memor 1, or tap Photo transfer (PTP) if you just want to
transfer the pictures.
142 Memor™ 1