Huawei Ascend Y550 User Guide - Page 63

Phone settings Phone settings Turning on or turning off airplane mode Your phone's signal reception or transmission may interfere with an airplane's flight system. Power off your phone or switch to airplane mode as required when you are on a flight. In airplane mode, your phone's wireless features are disabled, but you can still listen to music or play games. Use either of the following methods to turn on or turn off Airplane mode: • Press and hold the power button, and touch Airplane mode. • On the home screen, touch . Under All, touch Airplane mode. When airplane mode is on, is displayed on the status bar. Adjusting the screen brightness 1. On the home screen, touch . 2. Under All, touch Display. 3. Touch Brightness. 4. Drag the slider left or right to adjust the screen brightness. You can also flick down from the status bar to open the notification panel and adjust the screen brightness using the shortcut switch. Modifying tone settings 1. On the home screen, touch . 2. Under All, touch Sound. 3. On the Sound screen, you can: 59