BLU Vivo 4.8 HD - Manual (Page 21)

21
Accessibility

Power button ends call

Speak Passwords

Web accessibility
Developer Options
If the phone does not display Developer options press
“Build number”
seven (7) times in the about phone tab in settings.

The developer options gives access to USB Debugging
and other developer options
About Phone

You can check the information on status and updates
Storage
Connect the phone with the USB cable provided. Once connected, a
connection interface will appear. Once in the connection mode
interface, select USB mass storage and turn on from the connection
screen to be able to transfer files.
Some settings and user interface options may vary depending on SW version.