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. This is the latest version of the high-speed WOOD core that continues the classic revision. Simple and fast.

r4isdhc dual core 2021series(图1)

Updated Date:[2021-03-09]

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