To make reading the on-screen content easier, you can increase or decrease the font size on your iPhone. You have multiple ways to do this, including system-wide as well as on a per-app basis. We’ll show you your options.
Note: Your iPhone can change the font size only in Dynamic Type-supported apps. These apps include Mail, Contacts, Calendar, Phone, Notes, and more. If you aren’t sure about an app, change the font size and see if it’s reflected in your app.
To start changing your font size, launch the Settings app on your iPhone. In Settings, scroll a bit down and select “Display & Brightness.”
On the “Display & Brightness” page, choose “Text Size.”
At the bottom of the “Text Size” page, you’ll see a slider. To reduce your font size, drag…
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