Call Services; Turning Airplane Mode On Or Off - HTC Cobalt User Manual

43 Phone calls
Adding a new phone number to your contacts from Call History
1. On the Call History screen, press and hold the phone number, and then tap Save
to People.
2. Choose whether to create a new contact or save the number to an existing
contact.
Clearing the Call History list
On the Call History screen, do one of the following:
Remove one name or
number
Clear the entire list

Call services

You can change the settings of various phone services. Contact your mobile operator
to find out about the availability of call services.
To open call services, press

Turning Airplane mode on or off

In many countries, you are required by law to turn off wireless devices while on board
an aircraft. A way to turn off wireless functions quickly is to switch HTC Cobalt to
Airplane mode.
When you enable Airplane mode, all wireless radios on HTC Cobalt are turned off,
including the call function, data services, Bluetooth, and Wi-Fi. When you disable
Airplane mode, the call function is turned back on and the previous state of Bluetooth
and Wi-Fi is restored.
To turn Airplane mode on or off, press and hold POWER, and then tap Airplane mode.
When enabled, the Airplane mode icon
Press and hold the name or number, and then tap
Delete from call history.
Press , and then tap Delete all.
from the Home screen, and then tap Settings > Call.
is displayed in the status bar.