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Tutorial

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Today we are going to see How To Fix Network or Sim Card Error Problem.
First reboot your device and check if the problem is solve.

If the problem is not solve means reinsert your Sim Card and check whether any dust particles or there.
Reset your device to factory settings after backing up the data and check if the problem is gone.
If not means follow this Steps below
1)Reboot
2)Remove Battery if it's possible
3)Adjust SIM Card
5)Manually Select Network Operator.
5)Change Network Mode to Auto.