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My phone number appears as Unknown in the Phone application
If your BlackBerry® device 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 cannot check my voice mail
Try performing the following actions:
• If you have more than one phone number associated with your BlackBerry® device and you are trying to check your
voice mail using a shortcut key, your device calls the voice mail access number for your active phone number. Check the
voice mail for your alternate phone number.
• You need a voice mail access number to check your voice mail. To obtain a voice mail access number, contact your
wireless service provider or administrator.
Related topics
Switch the active phone number, 52
I cannot make calls using a voice command
Try performing the following actions:
• Verify that your BlackBerry® device is connected to the wireless network.
• If you are using a Bluetooth® enabled device, such as a handsfree 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
device.
• 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 topics
Bluetooth technology, 231
Change the language for voice commands, 59
I cannot change the number of times that my device rings
Depending on your wireless service provider, you might not be able to choose the length of time that your BlackBerry® device
rings before the call is picked up by voice mail. For more information, contact your wireless service provider.
User Guide
Phone
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