Right click on your java main package > Select “New” > Select “Activity” > Then, click on “Fullscreen Activity”.

How do I make my apps full screen?

Full-Screen Mode

A very common shortcut, particularly for browsers, is the F11 key. It can take your screen into and out of full-screen mode quickly and easily. When using a document type of application, like Word, pressing the WINKEY and the up arrow can maximize your window for you.

How do I make Android videos full screen?

Tap on sdcard and select the video from the sub folders. When your video is playing you can see a small button on the bottom right side of VLC for Android. It’s marked on the below screen shot. Tap on the small button on the bottom to run or watch the video in full screen or in different aspect ratio.