####When to adjust resolution All the devices have their resolution, such as iPhone5s resolution is 1136x640. When the game is running on these devices, design to this resolution to achieve best graphics.
Cocos Studio have a simulator to review canvas under certain resolution, refer to canvas. By adjusting the ui, achieve the best graphics on target device.
####Adjust the resolution of the scene file
Resolution setting is shared across all the project files. In other words, you can not adjust the resolution of a single scene, every adjustment to adjust for all the scenes.
The default resolution is given as 480x320. You can adjust later.
####Adjust canvas size
Each file has it’s canvas size and can be adjusted independently.