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Settings

Miscellaneous ▸ Settings manages language, theme, AI providers, paths and advanced options.

Language

The interface language changes instantly from Miscellaneous ▸ Language. Six language packages ship in the repository:

tr · en · es · nl · th · zh_CN

The interface language and map-name translation are different things: the interface comes from the settings, map names from Miscellaneous ▸ Translate Map Names.

Themes

The default theme is the MRC palette: dark background with green and orange accents. Other palettes are available in the ColorThemes list.

A theme change is applied immediately: window chrome, waveform view, curve colours, chat bubbles and map rows are repainted. Labels such as From hexdump cursor are re-coloured as well.

To create a custom palette, edit mrcSignature() in appconfig.cpp and rebuild.

AI providers

Field Meaning
Provider Chosen from the list
Key Provider-specific, stored locally
Base URL Optional, for OpenAI-compatible endpoints
Model Chosen from the list, ⟳ refreshes it
Effort Thinking budget sent to the model

Models are fetched live from the provider's /models endpoint. A warning is shown for free/trial models.

Paths

Application data lives in the operating system's standard location:

Platform Location
Windows %APPDATA%\MRC\MRC Tuner Rom
Linux ~/.local/share/MRC Tuner Rom
macOS ~/Library/Application Support/MRC Tuner Rom

That folder holds projects, autosaves, themes, the translation cache (mapnames.db) and the chat history. You can open it from the settings.

Auto save

With Auto Save enabled, edits are written after a configurable idle time. Temporary files go to autosave/, so data survives a crash.

Advanced

  • UI scale — interface scaling on high-DPI displays.
  • Defaults for byte order and data width.
  • Clear translation cache.
  • Debugging: builds with MTR_DEBUG_RPC=ON enable an in-app TCP channel and a file log; you can quote the relevant section in a bug report.

Configuration file

Settings live in the QSettings store under MRC / MRC Tuner Rom. If you have to edit them by hand, close the application first; the file is read on the next start.