Imagine trying to call someone urgently from your Android device only to be greeted by the error message ‘SIM card not detected.’ This error means that your device is unable to establish a connection through your SIM card, affecting your ability to make calls, send texts, and use mobile data.   The causes of this frustrating issue can be broadly categorized into a few areas: there might be a problem with the SIM card itself, such as damage or misalignment;
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