Iphone characters or numbers too large, big, huge?

I'll save your life.

Quick answer:

Double tap your phone with 3 fingers

please email me at patweb@patrickomalley.com if this helped

Longer answer:

You have accidentally turned on "Zoom" mode, which allows you to make the screen bigger. You can turn it off temporarily by Double tapping your phone with 3 fingers

To remove this feature more permanently, turn it off by doing the following:

Settings > General > Accessibility > turn off

My full demo video:

Note that

I do NOT work for LinkedIn Corporation, and am not affiliated with LinkedIn Corporation in any way.
LinkedIn is not spelled Linked In