My builded game is resized!

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:

https://docs.unity3d.com/Manual/HOWTO-UIMultiResolution.html https://docs.unity3d.com/Manual/script-CanvasScaler.html https://docs.unity3d.com/Manual/UIBasicLayout.html

if you have 1 hour: https://unity3d.com/pt/learn/tutorials/topics/user-interface-ui/ui-tools-resolution-device-independence

With these contents you can solve that!