samsung j6 plus not registered on network

Mobile crashes because of round signal⁉️Do this step ️Repair Samsung J6+ SM-J610F No Signal

The signal bar indicator is round, the cellphone has no network, as in the case above, the Samsung SM-J610F comes in the position of no service, no signal. What steps should we take? ALL SMARTPHONE TUTORIAL MOTOROLA TUTORIAL : SAMSUNG…

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