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To answer a call with the keypad locked, press the green dial key.
When you end or decline a call, the keypad and the touch screen are
automatically locked again.
Additional functions: See the menu item: Settings - Android
Settings - Display Sleep.
Status bar
Displays current messages and notifications, as well as the time,
incoming messages, and battery charge levels.
If you want to receive details about the current notifications in
the status bar, open the message box by swiping the screen
from top to bottom with your finger.
After you have dragged down the box, click on the icon in the upper
right hand corner of the screen to delete the information.