: Insert your SD card into your PC and run SD_Firmware_Tool.exe as an Administrator .
You can find various versions of this tool as .rar or .zip archives from these community-archived and developer sources: : Available as a direct archive on Archive.org . Download rockchip create upgrade disk tool rar
: Choose the correct drive letter for your SD card from the program menu. Mode : Select the SD Boot or Firmware Upgrade option. : Insert your SD card into your PC and run SD_Firmware_Tool
: For direct USB flashing without an SD card, Windows users typically use RKDevTool (formerly AndroidTool), while Linux users use the command-line upgrade_tool . Download rockchip create upgrade disk tool rar
: Click Restore (or "Create") to format the card and write the bootloader and firmware images.