Xhdata D-808 Firmware Update -

Before we proceed, a word of caution. The XHDATA D-808 does not have a USB flash drive port. It does not update via SD card. The only way to update is via 5-pin data cable through the headphone jack (a serial interface).

This process is risky. If you interrupt power or use the wrong cable, you brick your radio (turn it into a paperweight). xhdata d-808 firmware update

Only attempt a firmware update if:

Do NOT update if:

Unlike modern smartphones, you cannot find the firmware version in a "Settings > About" menu. XHDATA uses a hidden engineering key sequence: Before we proceed, a word of caution

You will see a sequence of numbers flash on the screen (e.g., "8806", "8816", "8820", or "8832"). Do NOT update if:

This guide assumes you have a confirmed "Blue Dot" unit and the 8831_update.bin (or similar) file from XHDATA support.

My name is Michael Lievens (°’89). I’ve had strabismus ever since I was three years old. I have undergone three eye muscle surgeries at the ages of 16, 18 and 19. Surgery only worsened the double vision and lack of ocular control which were impeding me from reading and studying properly at University. Ultimately, in total desperation, I discovered something called Vision Therapy or Visual Neuro-Rehabilitation on the internet. I have consistently been pursuing this avenue ever since with slow but definite success. My double vision is already in the past and my binocular vision continues to improve.

Xhdata D-808 Firmware Update -

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