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Revert R4i B9S Custom Firmware back into Official Stock Firmware

Posted on 6th Oct 2017 @ 10:35 PM

This guide is for reverting your 3ds console custom firmware back into official stock firmware. The 3DS console revolved has been flashed with Boot9strap and Luma 3DS CFW with R4i B9S chip for 3ds games.

boot9strap.jpg

Guide Step

Step 1, Power off 3ds console, take out target SD card (installed with 3ds cia games) and insert into your computer, drag and drop gm9 & luma folders compressed at unistall-b9s.rar to replace those stored at target SD.

targetsd.jpg

Step 2, Press START+POWER buttons to boot into GodMode9 Explorer v1.3.1.

godmode.jpg

Step 3, Press HOME button, Scroll and select More..., Scripts..., enter into interface with five actions including Backup EmuNAND, Backup SysNAND, setup_ctrnand_luma3ds, uninstall_hax_retail_NEW, unistall_hax_retail_OLD at bottom screen. For 3DS XL LL, 3DS and 2DS, select unistall_hax_retail_OLD. For NEW 3DS XL LL, NEW 3DS and NEW 2DS, select uninstall_hax_retail_NEW.

more.jpg ->script.jpg ->uninstallold.jpg

Step 4, Confirm remove Sighax and revert system to stock, unlock SysNAND, enter into a red warning bottom screen, press Up Down Left Right A buttons consequently to confirm the rewrite.

sighax.jpg ->sysnand.jpg ->redwarn.jpg

Step 5, CFW uninstalled successfully, continue to press A to relock write permission, boot into GodMode9 Explorer homepage again as shown in step 2, Press START button, console will boot into official stock firmware now.

cfwuni.jpg ->rewrite.jpg

Step 6, check firmware version, power off and format your target SD card on your computer, firmware revert completes.

Note: You need to complete the Boot9strap installation firstly following official guide before uninstallation for this R4i B9S chip.

You can refer to video guide below.