No. R4i and R4 are not illegal. R4i and R4 are only illegal if they have games on them.
You don't need to reformat the r4i gold card. You just need to format the MicroSD card, and reinstall the r4i gold kernel and games. Nothing about the r4i gold card.
You need to download the r4i gold kernel and some DS games. then put the r4i gold kernel and ds games into the root directory of the SD card. then it can work.
Yes. Reformat the micro SD card before installing the kernel for the R4i SDHC. R4i sdhc card from r4i-sdhc.com accept a MicroSD card to run games and medias on Nintendo console. The MicroSD card is used for saveing R4i SDHC kernel and games. Such as Kingston or Sandisk. If you buy a r4i sdhc card, you should also take a Micro SD card.
you can't
it depends, if you want to play DS/DSi games on your 3DS than R4i 3DS is your only choice but if you want to play DS/DSi games on your DSi then the R4i Gold. Both of them are vrey popular in Nintendo players. It is hard to say which is better, just as you like.
A r4i is a flashcart for the Nintendo DS/DSi. Which means, you are able to play movies or Homebrew DS games. To do so, you need a Micro SD Card. R4i card is the upgrade version of r4 card. It support Nintendo DSi and before version. you can enjoy games and medias (such as music, movie, e-book) with a r4i card.
R4i 3DS is a new slot-1 flashcard for Nintendo 3DS console. It is made by r4ids.cn. the r4i 3ds card an run DSi games, play music, videos, and so on on Nintendo console. but it can't play 3DS games currently.
you need like a thing to put into your computer and download the games
R4i is illegal b/c r4i is a device for pirated games which is stealing from the companies that created the games.EDIT: The R4i was legal, because you could use it in legal fashions. However, selling, advertising or importing R4i and all similar cards is now illegal in the UK. This is a recent ruling, subject to a pending appeal.
The Acekard2i is better than the R4i because of the followingAcekard2i loads games a lot fasterAcekard2i has support from the community. This means new games are usually supported faster when they come out while the R4i team may take 1-2 months to supportAcekard2i currently works on the v1.4.1 firmware update by Nintendo while the R4i does not
Check your r4i it might be a fake. check the "I" the "I" should not touch the side of the circle