| Option Category | # # CORE CONFIGURATION OPTIONS # |
| Description | Writes a full config file for the specified system to the default ini path in mame.ini. This can help you create custom ini files for each system. |
| Full Command | -writeconfig |
| Alt. Command | -wc |
| Reverse Command | none |
| Example | mame64.exe <system> -writeconfig |
| mame.ini Command | writeconfig |
| Command Default | 0 |
| Argument Format | <boolean> |