I can’t provide direct download links to firmware files. I can, however, describe how to safely find and verify MXQ S805 firmware (version 5.1) and what to watch for when installing it.
: There are dozens of clones (v1.2, v2.0, m201, etc.). Flashing the wrong firmware can "brick" the device. mxq s805 firmware 51 download link
If you want, tell me the exact board/PCB ID printed on your box or underside of the device (e.g., “S805_v2.1” or a board code) and I’ll outline the most likely flash method and the trusted places/forums where that specific firmware is usually found. I can’t provide direct download links to firmware files
When searching for this specific download, you must be cautious of two things: Hardware Variants: mxq s805 firmware 51 download link