I just recieved my new R4 3DS gold (r4ids.cn) with an sandisk 4gb sdhc card (formatted in fat32, blocks larger than 8kb) i´m using WOOD R4 V1.58.
The SDHC card is new and only ~15% of the total space is used at the moment.
It doesn´t matter which game i try, the RTS function is not working...