Look for a small metal square with an antenna wire.

Once you know your chipset, you can download the appropriate stock firmware image (.img file) for free from reputable Android development archives: For Rockchip Processors (RK3228A / RK3229) .img factory image

Searching for brings up dozens of sketchy forums and broken links. This guide provides you with safe, verified sources, step-by-step flashing instructions, and crucial warnings to avoid bricking your device.

Before downloading any firmware, you must verify your device's internal hardware.

Search for “MXQ Pro 4K 5G - Android 11.1 (stock)”

Downloaded based on your specific chipset. The Matching Flashing Tool: FactoryTool or AndroidTool (for Rockchip) PhoenixCard or LiveSuit (for Allwinner) Amlogic USB Burning Tool (for Amlogic) Step-by-Step Installation Guide (Rockchip / RK3229 Example)

: Multiple manufacturers produce these boxes using different Wi-Fi drivers and processors (Rockchip vs. Amlogic), meaning firmware for one box will likely fail on another.

You cannot install this via the SD card method for Android 11.1. You must use a .

The TV box must be completely powered off, with the power adapter unplugged.

Insert a non-metallic tool, like a toothpick or a plastic stylus, into the AV jack until you feel a soft click.