Use dd or specialized tools to back up your existing devicetree and kernel partitions.
| Error | Solution | | :--- | :--- | | | Bad USB cable or wrong USB port. Use the OTG port. | | Error: [0x10105002]Romcode/... | You have the wrong firmware. Double-check your board for V21 or V24 markings. | | Stuck at 7% [DDR Read] | The memory timing is wrong. You need a DDR3-specific build of the V23 firmware. | | No Wi-Fi after flash | Open the box again. You likely have an S9082C or XR819 chip. You flashed the wrong R29 variant. | r29 mxq lp3 v23 firmware top
: Get the Rockchip Driver Assistant and the RK Batch Tool or Factory Tool. Enter Mask ROM/Recovery Mode : Disconnect power from the TV box. Use dd or specialized tools to back up