The majority of what people do on their smartphones is read. So of course you want to have the best experience for this extremely common activity. Check out how to adjust the size and thickness of the text on your iPhone 6.

 

 

  1. Open the Settings app.
  2. Tap on the Display & Brightness menu.
  3. Tap on Text Size to adjust the size of system text.
    • Use the slider to select the desired text size.
  4. Toggle the Bold Text switch to enable bolder text across your iPhone.