A TRIM.3DS file contains data from a 3DS game cartridge. GodMode9 creates TRIM.3DS files. It removes unnecessary filler information from original 3DS game data. You can open TRIM.3DS files on a Nintendo 3DS using GodMode9. To open TRIM.3DS files on a computer, remove “.trim” extension. This leaves “.3ds” extension. Then open as 3DS file. Use 3DS emulators like TronDS and Citra.
GodMode9 opens TRIM.3DS files on Nintendo 3DS. To open on computer, delete “.trim” file extension. This leaves “.3ds” file extension. Then open as 3DS file with 3DS emulators. For example, TronDS and Citra.
Trimmed 3DS ROM (.trim.3ds) converter tools are available online. These tools view, edit, convert TRIM.3DS files. No need to install anything. Use modern browsers like Chrome, Opera and Firefox.
Other free online TRIM.3DS tools exist. These tools view, convert, edit, merge, split TRIM.3DS files. No registration or installation needed. Use browsers like Chrome, Opera, Firefox.
Dump 3DS game cards with GodMode9. Boot 3DS into GodMode9. Hold START while pressing POWER. Go to GAMECART. Choose “.trim.3ds” file. Select “Install Game Image”. Game installs onto 3DS.
Dump game cards to 3DS ROM files. Boot 3DS into GodMode9. Hold START, press POWER. Go to GAMECART. Select “.trim.3ds” file. Choose “Copy to 0:/gm9/out”. 3DS ROM file saves to SD card. Decrypt 3DS file to use in Citra emulator.
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