Blu Studio 5.5 User Manual page 17

Bluetooth

Press the switch to power on Bluetooth. Once on, the
Bluetooth will automatically scan for any nearby open
equipment.
More Wireless

Data Usage

VPN

Tethering & Portable hotspot
Sound and Vibrate
This option sets the phone tone settings for receiving calls or
notifications. Some of the settings include

Vibrate, volume, ring tones, ring tones notification and
haptic feedback tones
Display
Brightness, Auto rotating screen, Wallpaper, Screen Timeout
Security
Set up screen locks: Use a pattern, PIN or password to lock the
screen.

Pattern: The first time there will be simple unlock
instructions and examples. Click "next step" to continue
the security pattern step.

PIN: Enter PIN number to unlock the screen.

Password: Set password to unlock the screen.
You may stop the security feature at any time.
Set up SIM card PIN lock

SIM card PIN (Personal Identification Number) is used to
prevent unauthorized use of SIM cards.
To change a blocked PIN code, you will need to unlock the SIM lock
then go to the Change Password screen. The phone will
automatically prompt you enter the old PIN code and ask to enter a
new PIN code twice. The phone will then prompt you that the
change was successful. If you enter the PIN incorrectly three times,
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