Change The Screen Brightness; Change The Backlight Duration - Zte F858 User Manual

Switch the Key Tones off
• From the Home Screen press the Right Select Key to select Options.
• Press the Down Arrow and select Settings, press the OK Key.
• Press the Right Arrow Key twice to get to Profiles.
• Press the Right Select Key to Edit the profile.
• Go to 6) and switch them off if you prefer to have silent keys.

Change the Screen Brightness

• From the Home Screen press the Right Select Key to select Options.
• Press the Down Arrow and select Settings, press the OK Key.
• Go to 4) for Brightness.
• Use the Up and Down arrows to set your desired level.

Change the Backlight Duration

Reducing the backlight duration to 10 seconds can improve battery life.
• From the Home Screen press the Right Select Key to select Options.
• Press the Down Arrow and select Settings, press the OK Key.
• Go to 3) for Backlight Duration.
• Set the desired time out for the backlight.
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