PKG | PKGS
Before installation of a application, this folder will hold the files icon0.png and param.sfo. Additional there can be the files clearsign and keystone. During the installation, the OS will create a folder called package and additional informations about the application will be stored within.
[Before Installation] /sce_sys/ clearsign icon0.png param.sfo keystone
[After Installation] /sce_sys/ /package/ file file ... clearsign icon0.png keystone param.sfo
Is the bubble image that will be shown within the LiveArea and hase a size of 128x128 pixel. The bit depth need to be 8 bit and you should use indexed color instead of RGB.
If you need help converting any image to a icon0.png, here is a video showing how to do that, using PhotoShop. Convert icon0.png