Click the maximize button in the top-right corner of the window
Press F11 to toggle full screen in many apps and browsers
Press Alt + Enter in some programs and games
Drag the window to the top of the screen if snap-to-maximize is enabled
Use the app’s View or Window menu and select Full Screen
On Mac, click the green button in the top-left corner
On Mac, press Control + Command + F to enter full screen
On Windows, press Windows + Up Arrow to maximize the window