Blackberry SOS Signal Solution Handler

 Sometimes when we enter the Blackberry into a pocket, and when it will use itagain, SOS Signal Blackberry only shows the alias can not be used for calls orSMS as usual. When this problem arises because the network of service providerswere in a bad or no signal, can be tolerated. But what if the same carrier, other HPalias normal full signal, but it only shows your BB SOS Signal? This can be overcome by restarting the Blackberry. However, if the SOS signal is often reallyhappens to your Blackberry, then the best way is a way to upgrade the Operating System of Blackberry that have been used.