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Call blocking, 36
Call forwarding, 34
Switch the active phone number, 40
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. On the Home screen or in a folder, click the Options icon. Click Advanced Options. Click SIM Card. Highlight the
phone number. Press the Menu key. Click Edit SIM Phone Number. Type your phone number. Press the Enter key.
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.
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 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, 211
Change the language for voice commands, 47
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.
Some features are not available on my device
The availability of certain features on your BlackBerry® device might be affected based on various items such as your device model and wireless
service plan.
If your email account uses a BlackBerry® Enterprise Server, your organization might not have set up some features or might prevent you from
using some features or options. If an administrator has set an option for you, a red lock indicator appears beside the option field.
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