even without flashcard R4?Yes,I think that is exactly what @Kwyjor means.
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what would u recommend than Frogminer?If you read the guide, you would see that Frogminer is no longer the recommended method.
If you are so impatient that you can't be bothered to read the guide, then perhaps you should reconsider hacking your 3DS, as a lack of patience is what causes mistakes to happen.