This tutorial is about how to change the background image of Bootable USB. We can replace the already present background of the bootable usb with any background of choice. In this method GFX Menu software is used which can be download from below given link.
If you want to know more about Bootable USB check these videos
How to create Full Customized Bootable USB with Multi ISO | Part 1 [Urdu/Hindi]
How to create Full Customized Bootable USB with Multi ISO | Part 2 [Urdu/Hindi]
MobaLiveCD Run Bootable USB on Windows