Pixel Perfect Set-up
Create a new Design File
Name your File in this example pixel_perfect
Re-name Page 1 Cover
Create 3 more pages by click on the + icon and call them:
Components Icon-Create Layout
We have looked at creating a thumbnail/Cover for a project, more details here
Here’s a recap: On the Cover page create a Frame 1920x960 and call it Cover, add your design work & the right-mouse on the Frame in the layers panel and select Thumbnail from the pop-up