Verykool s700 - Manual (Page 11)

one example.
Screen orientation
Your screen’s orientation will switch automatically when
the phone orientation changes. Press the Menu key, then
select Settings > Display > Auto-rotate screen . Unselect the
check box to let your screen keep the portrait orientation.
Silent mode
Press the Menu key, then select Settings > Sound > Silent
mode .
Other ways to silence your phone:
Press and hold the Volume down key to zero volume.
Long press Power key and select Silent mode in the
Phone options list
Screen sleep
After a period of inactivity, your phone will go to sleep
(display will turn black). In sleep mode, your phone uses
less battery power. You can control this behavior by:
Set screen timeout period
1.
Press the Menu key to select Settings > Display .
2.
Select Screen timeout , then select a time from the menu.
Prevent sleep while charging
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