Installing WhatsApp Messenger on my mobile phone
Activating a BlackBerry ID on my mobile phone
Setting up my mobile phone for internet
Checking PIN and IMEI number on my mobile phone
Using WhatsApp Messenger on my mobile phone
Your mobile phone may not react due to overload or errors in the operating system. If this happens, it might help to restart your mobile phone.
Restart your mobile phone
Remove the battery for about 10-15 seconds.
Turn on your mobile phone.
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