This page covers the icon image specifications for 2016 models.
When you submit 1920x1080 size of icon images, 1:1 icon image is made automatically. However, if you don’t like the 1:1 icon image produced automatically, you can change the image by clicking the button.
The button is shown once the original size 1920x1080 pixel image is submitted.
Screenshot specs are also changed. 1280 x 720 pixel or 1920 x 1080 pixel of screenshot images are only allowed. If you have registered 960x540 pixel of Screenshot image previously, you will be asked to register larger than 1280x720 pixel of image for version up in 2016 model groups.