If the "your phone is not registered on a network" error has popped up on your Android phone, you know how frustrating it can ...
Use a SIM ejector tool or paperclip to gently remove the SIM tray. Take out the SIM card and inspect it for damage, such as ...
It’s a bad sign if your Network Effectiveness Ratio declines. Learn how to calculate this metric, and what to do next. Network Effectiveness Ratio (NER) measures a network’s ability to deliver a call ...
Business owners and shoppers have hit out over the poor mobile phone network coverage in York city centre over the festive period.
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