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This is a list of useful shortcuts, hidden functions, smart system codes and SIM card codes that Blackberry users should know. Unfortunately, many Blackberry users don’t know these codes and those that do only know a few of those codes. In one of my previous posts titled 10 useful tips every Blackberry user should know, [...]
This tutorial will show you how to check if your MTN, Glo, Etisalat and Airtel SIM cards have been registered. It is short and very straight to the point. I kept registering this particular SIM but I kept getting message from MTN that I should register my SIM. I got frustrated at some point and [...]
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