Ipad/Iphone designing in Full-Screen vs Non-Full-Screen?

1. What is full screen mode on iPhone?
2. Why are some apps on iPad not full screen?
3. What is full screen mode on iPad?
4. Why is iPhone not full screen?

What is full screen mode on iPhone?

Full screen mode is a function that allows you to use the whole screen. Thus you can watch your stream with no further display content.

Why are some apps on iPad not full screen?

Some apps may not be optimized for the size of the Infinity Display and may not completely fill the screen. Many apps can be resized to take full advantage of the expanded aspect ratio.

What is full screen mode on iPad?

Whichever your video app supports, you can view it full screen by tapping the icon that looks like two arrows pointing in opposite directions. If you're viewing the video picture-in-picture, tap the right-corner icon showing two squares with one that has an arrow in it.

Why is iPhone not full screen?

Open "Settings" Select "Display & Brightness" Under "Display Zoom", tap "View" Select "Standard"