Huawei UM840 Manual page 36

2. Open the notification bar, and then touch USB connected.
3. Touch Mount in the dialog box that opens to confirm that you
want to transfer files. Your PC will detect the microSD card as
a removable disk. You can now transfer files from your PC to
your mobile phone's microSD card.
Tip:
You can also touch
select the USB Mass Storage check box to use the microSD card as the
USB mass storage.
Note:
When your microSD card acts as USB mass storage, your mobile phone
will not use this memory space. Your PC will tell you how to safely
disconnect the USB mass storage device (your mobile phone) when you
have finished transferring files.
Removing the microSD
1. Touch
2. Scroll down the screen, and then touch SD card & phone
storage > Unmount SD card.
3. Carefully remove the microSD card.
Getting to Know Your Mobile Phone
> Settings > General info & option, and then
> Settings.
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