r4 cards, r4 ds
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The latest official card supports the whole system, no need to upgrade the firmware.  

Maximum support 512G TF card. For the TF card larger than 32G, please use diskgen software to format it into FAT32 format before copying the kernel file. Press START to set the language. If you click the safe mode by mistake, please copy the kernel again.A bunch of files must be copied to the root directory..The following is a multi-functional kernel system file. If you need more functions, please download it.

r4isdhc dual core PLUS series(图1)

Updated Date:[2021-03-09]

Please choose the language version of the kernel for your card.