How to hide android's bottom navigation bar in flutter

Try this: SystemChrome.setEnabledSystemUIOverlays([SystemUiOverlay.top]);

Document

Use SystemChrome.setEnabledSystemUIOverlays([]) to hide the status bar and the navigation bar.

For specifies the set of system overlays to have visible when the application is running. you can use below static method:

  SystemChrome.setEnabledSystemUIOverlays(List<SystemUiOverlay> overlays)

Examples :

1 - For Hide bottom navigation bar and Still Status bar visible

SystemChrome.setEnabledSystemUIOverlays([SystemUiOverlay.top]);

2 - For Still bottom navigation visible bar and Hide Status bar

SystemChrome.setEnabledSystemUIOverlays([SystemUiOverlay.bottom]);

3 - For hide both bottom Navigation and Status bar

SystemChrome.setEnabledSystemUIOverlays([]);

4 - For make both visible

 SystemChrome.setEnabledSystemUIOverlays([SystemUiOverlay.top, SystemUiOverlay.bottom]);

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