Rockchip Provide Tools for Upgrade firmware to on board storage media like eMMC/NAND/SPI flash.
When Finless wrote his great tutorial about how to backup rockchip devices with the previous 'AndroidTool 2.1' he also noticed that it has 2 bugs that prevent a correct restore of backups. In the meantime rockchip corrected those bugs and released a new version 2.3 of it's tool (already back in august 2014). Aug 22, 2020 STEP 2: Load Firmware IMG file to Rockchip Batch Flash Tool. Now that the necessary drivers are installed, its time to load the firmware file to the Rockchip Batch Flash Tool. Launch the tool by double-clicking on the RKBatrchTool.exe file. Then right next to the FW path field, you will see a button with three dots. Jelly Bean Adobe Flash Support Package: Download. Google did a rather silly thing and pulled flash support from Jelly Bean. This package will let you add it back in. It includes the old Google 'Browser' mobile internet browser app (which supports flash) and also includes 'flashplayer'.
Please chose a appropriate tool for your project.
| Tool Name | Owner | OSS | Description |
| Upgrade_tool | Rockchip | N | Rockchip official release with in SDK, Linux vesion |
| rkdeveloptool | Rockchip | Y | open source version of upgrade_tool |
| rkflashtool | Community | Y | open source, maintained by third party |
| Android Tool | Rockchip | N | official release within SDK, Windows Only |
If you are using a SD card for firmware storage, then you don't need the Tool for firmware upgrade, for example, you can use 'dd' command in Linux OS.
Run the Rockchip Batch Tool and click on the “” to choose file with firmware. If you did everything correctly and the driver is installed on your computer, you will see green light on one of the indicators. Now click the “Upgrade” button to the firmware of the device. 1-B-1 Update Procedure for a TV-Box with RK Batch Tool. Disconnect the power cord on the Rockchip TV-Box. Start the program RK Batch Tool with the “RKBatchTool.exe“. Click on the Firmware button “”. Select the Firmware file with extension “. Img “and will be loaded on the screen.