How to Flash Zgemma H9 Series 4K Linux Enigma2 Receivers

Flashing a new Enigma2 image onto your Zgemma H9-series receiver only takes a few minutes.

What you'll need

  • A USB stick formatted as FAT32.

Flashing the receiver

  1. Copy the h9 folder and the two files (bootargs.bin and fastboot.bin) onto the clean FAT32 USB stick, then safely eject and remove it from your PC.
  2. Switch off your Zgemma H9 at the back using the white power button.
  3. Insert the USB stick into the back USB port of the H9.
  4. Press and hold the small black Reset button at the back.
  5. While holding Reset, press the white Power button.
  6. Release the Reset button once you see the LED flashing — changing colour between white and red.
  7. Wait a moment while it flashes.

⚠️ Don't interrupt the flash. While the box is flashing, do not power it down — wait for it to finish, or you risk a corrupt image.