I don´t know whether with the Octagon also as is as with my box.
But here, nevertheless, the instructions:
You must download the OpenATV 5.3 Image, then you must shift the zip file to an USB Device
Then go to your Octagon and plug the USB Device
Step 1: Press the blue key on the remote, then press the right key and go to Flash Online
Step 2: Now press the yellow button, now below might stand STARTUP_2.
Step 3: Press the blue key and now the yellow key then go to your USB Device
Step 4: Go to the .zip and press the green button on the remote.
Lesezeichen