My builded game is resized!

Need help, please.
My builded game is resized.
You can check the screens.

Try to use ‘CanvasScaler’ attached to your canvas and use ‘Scale With Screen Size’, set the width and height according with the resolution you´re making your game, make sure to put ‘Match Width or Height’ = 0.5.
You can see a full explanation in these links:

if you have 1 hour:

With these contents you can solve that!