Move the mouse to a USB 3.0 port directly on the motherboard.
Most sellers on platforms like AliExpress or Amazon provide a direct download link (often Google Drive or a specific hosting site) in the product description or upon request . Hxsj J900 Software Download
On the back or bottom edge, near the SD card slot. It is a small circular hole labeled “RESET”. Move the mouse to a USB 3
If the software fails to detect your mouse after the download, try these quick fixes: It is a small circular hole labeled “RESET”
The process is not as straightforward as updating a smartphone, but with the right drivers and firmware files, you can restore your device to full functionality. Always prioritize community-vetted sources over random file-hosting sites. If you cannot find a working firmware after extensive searching, consider replacing the SD card and performing a clean install of a generic Windows CE 6.0 image (e.g., from the “YF” platform, which is hardware-compatible with many Hxsj units).