1. Boot up your DS with the ARDSi (with an SD card inserted, but no game) inserted, go in to settings, check the box for "Use SD Card for codelist database", then press a with Export Codelist highlighted.
2. Turn off DS.
3. remove the SD cardfrom ARDSi and, plug it into your computer.
4. Bring up the drive and copy the file "ActionReplay.xml" to the folder C:\Program Files\Datel\Action Replay DSi Code Manager\local_codelists\
5. Run the code manager, and in the Bottom Right section it should be there Add/Edit codes until your satisfied.
6. Go to the folder listed previously copy the file to your sd card's Root Folder for example "G:\" and select yes to over write the previous file.
7.Boot up your DS with the ARDSi (with an SD card inserted, but no game) inserted, go into Files highlight "ActionReplay.xml" press A and wait. The colored # in parenthesis "(#)" Represents the percent completed.