Hi Harry, Instructions on how to install ZerOS 7.9.4 onto your ORB can be found in the Release Notes, that are available to download with the console software and PhantomZerOS here... https://zero88.com/forum/files/file/17-zeros-794/ Download the USB Install Creator application onto a PC, and after unzipping/extracting run the application. Insert a USB Memory Stick into your Windows PC when prompted and follow the on screen instructions of the USB Install Creator. After a few minu