To temporarily disable an alarm
On the Alarms screen, clear the green bar of the alarm time you want to disable.
Green bar
To delete an alarm
1On the Alarms screen, touch the alarm time you want to delete.
2On the Set alarm screen, touch Delete.
To silence all alarms
You can change the settings to choose if the alarm should ring when the device is in Silent mode.
1On the Alarms screen, touch the Menu button 
→Settings.
2Touch Alarm in silent mode to set if the alarm should ring when the device is in Silent mode.
Calculator
1Touch the Launcher button 
→Calculator. The basic calculator panel opens.
2Perform calculations by touching the corresponding buttons on the calculator panel; touch the CLEAR button to clear the displayed numbers or symbols.
3To perform advanced calculations, flick the basic calculator panel away to the left and reveal the advanced panel, or touch the Menu button 
→Advanced panel.
