Is there any R4 card working on Nintendo Switch firmware 6.2.0? R4 3ds, R4i gold or Sky3ds+ , which is the Nintendo Switch flashcard? If you have questions like them, you can find the answers in this article. Edit: R4s dongle can work on Switch firmware 7.0.0 and 7.0.1 already, more details can be check here . Is there any R4 card working on Nintendo Switch 6.2.0? Nintendo Switch latest firmware 6.2.0 came some days ago, this is not a Big update because no new features or functions are being added, but for the hacking scene, this system version is patching a lot of stuff. That is, all the custom firmwares, SX OS, Atmosphere, ReiNX, RajNX, and any other one are Broken on the newest Nintendo Switch V6.2.0. That's to say, because all the flashcarts which are being worked on the Switch, their major function is to boot CFW on the Nintendo Switch. If the CFW isn't working any more, they are useless too for hacking the Nintendo Switch console. So, no R4 or no flashcart is worki