the tracking device have been working well even til date , since 6 days now, the device have not updated current time and location online on the tracking software. The gsm signal is okay and have sufficient credit as confirmed, when the sim card of the device is called.. it rings properly, and when command is sent to it via sms, it doesnt reply command any longer.
Please I need to know how to fix this problem , some time ago it happen with one of the devices after some days it came up reporting as usual current time/date and online real time report.. please advice for correction
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