You should use all the info in this post in order to learn how to flash a factory image file for your device. (android.gs)
We can point it to directories of image files and it will check to make sure that each individual image will open. (litigationsupportguru.com)
Because of this, they are ideal image file formats for on - screen and web based design — formats that will only be viewed through light projecting monitors or televisions. (howtogeek.com)