- BlackBerry® smartphone
A SIM Toolkit control error appears on the BlackBerry® smartphone following an attempt to place a call or send a SMS text message.
The SIM card security is enabled which prevents the use of 2G and 3G networks.
Contact the wireless service provider and request a new SIM card.
Configure the mobile network to use 2G by completing the following steps:
For device running 5.0 device software
- From the Home Screen of the BlackBerry smartphone , click Settings.
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Select Options.
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Select Mobile Network.
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Click Network Mode.
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Change the setting from 3G and 2G to 2G.
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Click Menu key.
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Select Save.
For devices running 6.0 device software or later
- From the Home Screen of the BlackBerry smartphone Select Options.
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Select Networks and Connections.
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Select Mobile Network.
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Click Network Mode.
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Change the setting from 3G and 2G to 2G.
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Click Menu key.
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Select Save.
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Visit the BlackBerry Technical Solution Center at www.blackberry.com/btsc.