Verykool RS75 - Manual (Page 11)

Home While on any application or screen, press to return to
the Home screen.
Press and hold to open the recent applications
window.
Menu Press to open a list of actions that you can do on the
current screen or dialog box.
Back Press to go back to the previous screen, or to close a
dialog box, menu, or the notifications panel.
Volume Press upwards or downwards to increase or decrease
the volume. Slide down the key fully to enter vibrate
mode.
Power Long press to power on the mobile.
While not on a call, press and hold to open the phone
options menu that allows you to turn off or switch your
device to silent or airplane mode.
Press to lock the screen.
2.3 Use the touch screen
Your device’s touch screen lets you easily select items or perform
functions. Learn basic actions to use the touch screen.
1. To avoid scratching the touch screen, do not use sharp tools.
2. Do not allow the touch screen to come into contact with other
electrical devices. Electrostatic discharges can cause the
touch screen to malfunction.
3. Do not allow the touch screen to come into contact with water.
The touch screen may malfunction in humid conditions or
when exposed to water.
A quick and easy way to interact with the Home screen and the
whole interface of your device is by touch. Basically, the following
are the types of actions, called finger gestures, which you would do
when interacting with your device: