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You will see white silkscreen text. Search for the largest text block. It should clearly say H3Q44V30 . Sometimes it appears as H3-Q44-V3.0 or similar.

Updating the TV box with the correct firmware for the H3Q44V30 board is a critical maintenance task that can fix system instability, resolve "stuck on logo" issues, or improve performance . Because "MXQ Pro 4K" is a generic label used by multiple manufacturers, matching the firmware specifically to your H3Q44V30 board version is the only way to avoid permanently bricking the device. Identifying the H3Q44V30 Board

Quick checklist before any firmware operation

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Some developers on GitHub release aml_upgrade_package.img specifically for this board.

The motherboard for your device will have a silkscreen label, usually near the center or edge, with codes such as:

MXQ_Pro_4K_5G_H3Q44V30_S905W_20180813.img Alternative Build: H3Q44V30_Android_7.1.2_AP6212A_S905W.img

Use combinations like:

What is your computer currently running? FIRMWARE: TV-Box MXQ PRO 4K with S905 SoC (12-02-2016)