A given computer display system will have a maximum resolution that depends on its physical ability to focus light (in which case the physical dot size-the dot pitch-matches the pixel size) and usually several lesser resolutions.
Using the Speakerphone in Calls. You can turn on your iPhone's speakerphone when you make a call and the recipient answers, or when you accept an incoming call. In both cases, a menu screen appears on your iPhone.To switch to speakerphone, tap the Speaker button which turns blue when activated.To turn off the speakerphone at any time during a call, tap the button again.n both cases, a menu screen appears on your iPhone. To switch to speakerphone, tap the Speaker button which turns blue when activated. To turn off the speakerphone at any time during a call, tap the button again.
1 Launch the Settings app from the Home screen of your iPhone or iPad. 2  Tap on General. 3  Tap on Accessibility. 4  Under Vision at the very top, tap on VoiceOver. 5  Turn On VoiceOver by tapping on the On/Off toggle. 6  You can scroll down with three fingers to view VoiceOver options and customize your experience.