Zte Z233VL User Manual page 37

NOTE:
To make your phone connect to the computer automatically using
the selected connection type, select Don't ask me again and
press the Center key to check it.
Disconnect Your Phone From the Computer
To disconnect the phone from the computer, simply unplug the
USB cable when you're finished.
Erase the microSDHC Card
1. From the home screen, select
Storage.
2. Select Erase SD card > OK.
CAUTION:
The formatting procedure erases all the data on the microSDHC
card, after which the files CANNOT be retrieved.
> Settings > Device >
37