OPPO A57 4G

OPPO A57 4G

Android 12.0

I can't make voice calls on my OPPO A57 4G Android 12.0

Cause 3 of 12: Your SIM is defective

You can check if your SIM is defective by inserting it in another phone.

Solution: Find the nearest Vodafone Shop to order a new SIM.

OPPO A57 4G

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