Copy the file directly to the root directory of the MicroSD card.
Paid firmware sites asking for credit cards before download. R329Q firmware is typically free. r329q v31 firmware upd download
By following this guide, you can download the appropriate R329Q v3.1 firmware and bring your Android TV box back to life. Copy the file directly to the root directory
: Required if you choose the local OTA recovery update method. r329q v31 firmware upd download