In some cases, updates refresh the satellite list and TP (Transponder) data to ensure you don’t lose signal on certain channels. Method 1: Automatic Over-the-Air (OTA) Update
Older Jetron models or those that won't boot past the logo screen may require a "null modem" cable and a PC. This involves using a serial tool on your computer to "push" the firmware to the box. Instructions for this are often found in technical manuals on platforms like Scribd .
Place the downloaded file in the root directory of your USB drive (do not put it inside a folder). Jetron Set Top Box Software Update
You are likely trying to install firmware for a different model. Double-check your hardware version.
Plug the drive into the USB port on your Jetron box. Initiate Update: Go to Menu > System > Software Upgrade . Select USB Upgrade . Choose the file from your USB drive and select Start . In some cases, updates refresh the satellite list
Ensure your USB drive is formatted to FAT32 and the file name hasn't been changed.
Updates often unlock new applications, better user interface (UI) layouts, or improved electronic program guides (EPG). Instructions for this are often found in technical
Try a different USB port or a different flash drive.