(1) Download file in link.
(2) Put file on a good, usb stick or pen drive.
(3) Unzip or extract file once. This should give you a vuplus folder.
(4) Turn power off to Zero 4K using rocker switch on back of receiver.
(5) Insert usb stick with extracted file into the rear usb port. Power the receiver ON.
(6) The front Vu+ emblem or light will blink or flash slowly. Wait for the front light to blink or flash fast (usually 3-5 minutes).
(7) Power Off unit using rocker switch on back of the receiver and remove usb stick.
(8) Power ON using rocker switch and wait for receiver to boot. This should take no longer than 5 minutes.
After booting completes:
Press the green remote button once for the channel list, and twice to display the two satellites.
Use the radio or tv buttons on the remote to change between tv and radio channels.
The ip address in the receiver will need to be changed for your network.
Connect the receiver to the internet and set time zone for correct time display.
Note: The Zero 4K uses a force update. Remove the usb stick and delete the vuplus folder. You may save the zipped file as the receiver cannot "see" it.
https://mega.nz/#!X91jURaY!JDTup1vyby4bGpx0-dWQOk-lCpxLPuHvpIMvhweuz80