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

Before copying the kernel file, please format the TF card as FAT32. Press start to set 16 languages. If you click Safe Mode by mistake, copy the kernel again. A bunch of files must be copied to the root directory. A single folder will not be recognized.

Official early products(图1)

Updated Date:[2021-03-09]

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