To fix issues like Verizon email not working on iPhone, you are supposed to follow and apply few important instructions. To resolve you must apply the steps like you are supposed to make sure your phone is connected to the internet. And then, you might need to reset your network settings which actually controls how your iPhone connects to your data and then you are required to try to log into your email on a different device or check with your email service provider to make sure that the system is not temporarily down.
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