A contact can be saved on a number key and dialed by tapping and holding the key it's saved on. It's easy, but you need to save the contact on a speed dialing key before you can use this function.
Step 1 of 5
Use speed dialing
Tap the menu icon.
Step 2 of 5
Use speed dialing
Tap Phone.
Step 3 of 5
Use speed dialing
Tap the drop down list in the top left corner of the display.
Step 4 of 5
Use speed dialing
Tap Keypad.
Step 5 of 5
Use speed dialing
Tap and hold the required speed dialing key until the number is called.