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I can't change the number of times that my
smartphone rings
Depending on your wireless service provider, you might not be able to choose the length of time that your BlackBerry
smartphone rings before the call is picked up by voice mail. For more information, contact your wireless service provider.
My phone number appears as Unknown in the Phone
application
If your BlackBerry smartphone uses a SIM card, try changing the phone number on your SIM card to change how your
phone number appears in the Phone application.
1. On the home screen or in a folder, click the Options icon.
2. Click Device > Advanced System Settings > SIM Card.
3. Highlight the phone number.
4.
Press the key > Edit SIM Phone Number.
5. Type your phone number.
6. Click OK.
I can't make calls using a voice command
Try the following actions:
• Verify that your BlackBerry smartphone is connected to the wireless network.
• If you're using a Bluetooth enabled device, such as a hands-free car kit or wireless headset, verify that the Bluetooth
enabled device supports this feature and that you have paired the Bluetooth enabled device with your BlackBerry
smartphone.
• Verify that your keyboard is unlocked.
• Verify that the language that you use to say voice commands is the same as the voice dialing language that you have set
in the language options. Certain languages might not be supported.
Related information
Bluetooth technology, 275
Change the language for voice commands, 84
User Guide Phone
81