Huawei Ascend G620 - Manual (Page 75)

Sharing data
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2. On the USB computer connection screen, choose USB storage device .
The phone driver is then automatically installed on the computer.
3. Touch Turn on USB storage . The computer will identify your phone as a USB
mass storage device. You can then transfer files between your phone and
the computer.
After file transmission, safely remove the device from the computer and
disconnect it from the USB cable to prevent your data from being lost or
corrupted.