May as you have known,dstwo now can compatibility 3DS V2.2.0_4 already.The dstwo team released a updated firmware v1.13 to support it. Following is a more detail,i mainly quote from official :"Fixed for 3DS ver2.2.0-4J, Now you can feel free to enjoy Mario 3DS orignal cart on your 3DS.
Important: Please make sure the power is enough! And don't do anything unnecessary!How to usecopy the dstwoupdate.dat file to the root of microsd card, then upgrade it. We suggest you to upgrade it on a DS console or never upgraded console."At present,as far as i knew,there have following cards that have compatibility 3ds v2.2.0_4 already :R4isdhc 3ds
dstwo
r4i gold 3ds
caroline2011OP
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