Posted on 8th Sep 2013 @ 11:35 PM
The firmware upgrade involved below is for R4i-SDHC V1.4.5 card only, and it is just for your reference. R4WOOD.COM is not responsbile for any damage to your flashcart if it does happen.
There we talked about updating R4i SDHC V1.4.5 firmware for 3DS 5.0 before, and it does support 3DS 5.1 after upgrade as there is no flashcart black-list change.
Below video shows R4i V1.4.5 was updated successfully for 3DS 5.0 via R4i-SDHC 3DS kernel V1.67b.
Some former R4i SDHC V1.4.5 can easily be updated via method above, however, r4i-sdhc.com has now changed both hardware and kernel for its R4i SDHC V1.4.5 card, once we run kernel V1.67b, console will read such red error message below.
Wrong data or firmware expired ! Please check NDS machine data configuration. If firmware expired please download latest firmware frm www.r4i-sdhc.com.
Unfortunately, when we install latest R4i-SDHC 3DS V1.73b kernel, boot into Upgrade interface, there is no Start button with only Current Version note.
Support Model: NDSL, NDSI 1.45, 3DS 4.5
If you meet such update problem above, you can follow the method below to update R4i SDHC V1.45 for 3DS V5.1.
1. Install R4I-SDHC 3DS kernel V1.67b or V1.68b into memory card;
2. Click and download this R4.dat to overwrite the one in kernel V1.67b or V1.68b;
3, Boot up and loads into R4i Revolution Homepage, find and enter Config > Upgrade > Start button to begin your firmware upgrade.
Once firmware upgrade completes, you can now use this R4i SDHC V1.45 card on your 3DSXL/3DS V5.1 and backwards.