Warning: I got a "Save data file Format error!" when loading games that has existing .SAV file (.SAV files created with Sakura) from the Main Menu (it'll create a new sav file regardlessly), and your old save file will become useless (if this happens, use Sakura's save restore function to restore your previous save) backup your saves before install this to your microsd The Main Menu's game engine is based on the Sav File Corruption version of an older Sakura 1.45, do not boot existing games from the Main Menu if you don;t want to corrupt your old Sav file. http://www.gbalpha.cn/China/gbalpha_downlo...asp?SoftID=2974 or http://www.handheldsources.com/M3DS/Download_M3DSR.html M3i Zero/M3DS Real three-core version 2.1 upgrade with BootMenu Quick Start instructions 1, installation and start - The first step update to download Go to (http://www.gbalpha.cn/China/GBalpha_Download/soft_index.asp) Download the latest version of the "M3i Zero / Real three-core version of system upgrade," or "DSM video conversion software, cherry three-core version", after downloading, please extract the files. The second step install the new kernel file Method 1: Automatic installation. Please use "DSM video conversion software, cherry three-core version" in the "Install Sakura version" feature to automatically install M3SAKURA system upgrade three-core version of the microSD card. Method 2: Manually install. The "SYSTEM" folder, copy all the information together with the internal microSD card's root directory to complete the installation of the kernel system. Note: If you choose to decompress, "extracted to a folder," may lead to the extracted file directory with a new layer path, so be sure to confirm "SYSTEM" folder on the first layer is the path all the necessary file, otherwise it will lead to M3i Zero/M3DS Real were unable to find system files. Second, three systems for the first time to start 1, M3i Zero/M3DS Real 2.1 system integrates M3SARKUA and TouchPod systems, when you first start will enter BootMenu main interface, the user can boot according to their need to set the default to start after the operating system. In the "System Settings" in the "System Startup" tab where you'd like direct access to the operating system, the next boot BootMenu the main interface will no longer appear, if one wants to re-enter BootMenu interface, please boot NDS hold "A "button. 2, the initial entry BootMenu system, the system uses the default interface skin, programs, and the interface "Recent games" and the "game shortcut" icon name is empty, if we start the SD card directly in the BootMenu stored games or set up the game and other software, a quick start mode, select NDS under the bottom of the screen icon in the middle of entering extended mode of operation. 3, for the first time into the TouchPod original language version is displayed when the system selection menu, the next start of this menu is also no longer displayed. 4, M3SAKURA the system starts, immediately press and hold L + R + A + B 4 keys, you can initialize all the settings so that cherry. This situation is suitable to solve some reason M3SAKURA system can not boot normally (such as the disk check errors and other problems led the system can not be started M3SAKURA case). 3, BootMenu interface instructions 1, BootMenu main interface layout and operation of On the screen: In quartz display the current time and the calendar this month, if the date and time is incorrect, please re-set the NDS system date and time. Status bar shows clock timing mode. Next screen: The first line of icons, "the latest game", where display pen point or press A key to start the game directly to the candidate box, "a recent game" icon, press the SELECT key to enter "the latest game" list will show all recent the history of the game to run. Such as "the latest game" icon is empty, pen points, or press the A button will open the SD card into the expansion mode of operation. Select the icon to start the second row "M3SAKURA" system or "TouchPod" system, pen points, the corresponding icon or move the candidate box press A button to select, will launch the system of hope. * Not in BootMenu the "System Settings" function module in the "System Startup" tab set the default boot system, then shut down and then soft reset to start or return to the game when they will enter BootMenu interface Icon to display the third line has been set for "game shortcut" icon, if displayed or press the A key point pen directly to start the game, such as the shortcut is empty, will open the SD card into the expansion mode of operation. * Be set to a shortcut of the game software will not be displayed in the "last game" icon in the Small icon at the bottom of Sun icon: Adjust the backlight brightness NDSL console (NDS / NDSi host invalid) NDS icon: Open storage of the contents of the SD card here Set icon: enter setup interface 2, System Settings interface layout and operation of Skin selection: Select the skin thematic programs System Startup: Set the system boot directly to start (the default boot system) * If you want to enter the BootMenu interface, please NDS boot holding down the "A" button. Language Settings: Select interface language * System Settings interface only supports touch operation, press B button to return to the main interface BootMenu 3, extended operations (file list screen) BootMenu file list screen displays the current directory folders and can support the file list. Basic shortcut keys: Up and down arrow keys: Change directory area and the file list area List of files in the current directory move files line by line, the candidate frame Left arrow keys: In the Directory area, select Folder Contents A button: Run Game B button: Back to the main interface BootMenu Y button: Set the current candidates for the game box to the main interface shortcuts X key: Set the current parameters of the candidate box game options L / R button: quick tabbed browsing game files Game Setting Menu Icon 1: Edit the current game cheat options (if any) Icon 2: In order to present the game to add a new cheat file Icon 3: Select a GBA game and the current NDS Game linkage Icon 4: Create three sets of real-time archive files (multiple sets of real-time archiving function is activated to start) Other options set to see the interface for the text description, up and down arrow keys to scroll through menus, touch pen click to select the corresponding option is set to run and press A key to direct the game, press B key to return to the game file list menu.