If you are looking for a firmware download, you are likely entering the world of "unofficial archives" and "modding communities." While the files exist, they are scattered and carry risks.

Provides a comprehensive list of stock ROMs for various Onn smartphone and tablet models.

If your tablet just needs an update, go to instead of manually flashing.

: Most failed firmware installations happen because the computer doesn't recognize the tablet. Ensure you have the correct USB VCOM drivers installed on your PC before starting.