How to activate and deactivate your number being shown on the display:
Under "Settings", select the menu item "Display my number", then the menu item
"On" or "Off".
10.5 Activating your Top 3 contacts
You can have the 3 persons you contact most frequently displayed at the start of
your phonebook. To activate this option, under "Settings", go to the menu item "Top 3
Contacts" and switch it on. Confirm with "Select".
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