Settings106Brightness● : Set the brightness of the display.Auto-rotate screen● : Set whether or not to rotate thecontent automatically when the device is rotated.Animation● : Set the device to display animation when youswitch between windows.Screen timeout● : Set the length of time the device waitsbefore turning off the display’s backlight.Horizontal calibration● : Calibrate the accelerometer toadjust the horizontal axis of the device for better motionrecognition.Location and securityChange the settings for securing your device and the SIM orUSIM card, and GPS functionality.Use wireless networks● : Set to use WLAN and/or mobilenetworks for finding your location.Use GPS satellites● : Set to use the GPS satellite for findingyour location.Set screen lock● : Set the unlock security code. When youhave set your security code, this option changes to Changescreen lock.None- : Disable the screen lock.Pattern- : Set an unlock pattern to unlock the screen.PIN- : Set a PIN (numeric) to unlock the screen.Password- : Set a password (alphanumeric) to unlock thescreen.Set up SIM card lock● :Lock SIM card- : Activate or deactivate the PIN lock featureto require the PIN before using the device.Change SIM PIN- : Change the PIN used to access SIM orUSIM data.