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Yealink T3 Series IP Phones User Guide
6
Changing the Administrator Password
Changing Wallpaper on Idle Screen
Changing the Waiting Time for Screen Saver
Disabling Time & Date and Status Icons Display
Changing the Backlight and Time
Setting the Time and Date Manually
Changing the Time and Date Format
Changing Your Phone Unlock PIN
Setting a Ring Tone for the Phone
Setting a Ring Tone for an Account
Setting a Ring Tone for a Group
Setting a Ring Tone for a Contact
Updating the Phone Configuration