: Do not turn off the power during the process. The device will typically reboot itself once the "Return Soft" is successfully installed. Safety Tips

Understanding the EchoVision Tassili "Soft Retour" (Return Firmware)

: Power on the receiver. Many EchoVision models will automatically detect the file and begin the update. If not, you may need to navigate to Settings > Software Update > USB Upgrade in the menu.

: Some devices require the file to be renamed (often to rom.bin or update.bin ) for the receiver to recognize it during a hard reset.