Please guide me best Camera setting for Vlogs

Hi Everyone,

I'm struggling for camera setting in my iPhone 13 Pro Max, I have just started making vlogs and setting always annoys me. When I try to focus on one thing the rest of screen become blurry. I want to capture full angle but I'm unbale to do that, I tired this method **** but it's not working. Please someone help me. Thanks in advance.

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