This patch is for R4i gold(Non-3DS version) released before 3DS. Please read readme.txt attached in detail before updating. Just download R4i gold V1.4.3 Patch for Non-3DS card and update your flashcard.After updating with success, R4i gold(Non-3DS) version can support 3DS 2.10-4 and NDSi V1.4.3 ...
Source: http://www.oz3ds.com/product.php?id_product=28
Source: http://www.oz3ds.com/product.php?id_product=28