you cant
they dont want to reset they can use backups.
Reset Factory Settings for Nintendo DS1. Take the Battery out and wait 45 seconds or longer and then reinstall the battery. 2. Turn the DS over and remove the small screws holding the battery access cover3. Remove the battery
New firmwares permanently overwrite each other, so even a factory reset doesn't remove them, there's no real need to though.
A Nintendo DSi can be reset in a few ways. One way it to remove the battery from the back, another way is to go into the 'settings' and restore the factory settings.
In order to do a factory reset on a Nintendo DSi, you must "Format System Memory" within the "Settings" menu. Heed the WARNING screens that are displayed before you proceed. What's wrong with your DSi that it requires a reset? All settings should be reversible except the firmware version. I know when I had an M3i Zero I had trouble with the firmware, but it runs custom firmware anyway.
You will have to reset your DS or what ever Nintendo system your using.
How to factory reset ztex500m
Motorola l6 factory reset
No, their main factory is in Japan.
Applications get erased when you do a factory reset.
No, it doesn't. The only way you can reset a Nintendo DS is to turn it off and turn it back on again (hard reset).
The Nintendo factory??? (if there is one!!!)