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.
Turn Hey Siri on or off and personalize the feature. To ask questions without pressing the Home button, plug your device into power and turn on Hey Siri.â With iPhone 6s, iPhone 6s Plus, iPhone SE, and iPad Pro (9.7-inch) you can use this feature without plugging into power. Go to Settings > General > Siri.