Go to the Daijishou settings and browse the library.
Inside, you will find assets like icons, background images, and layout configuration files (often named theme.json or similar).
Citra MMJ has already implemented that goes beyond background images, allowing modification of almost every visual element. As more users adopt the fork, the community’s theming resources will grow.
Citra MMJ is a highly popular, performance-focused fork optimized for mid-range and budget Android processors. MMJ handles themes differently, often embedding visual styles directly into the storage directory structure under dedicated custom layout settings. How to Install Citra Android Themes: A Step-by-Step Guide
: Community favorites include themes inspired by Pokémon X/Y , Super Mario , and minimalist "Black" themes for OLED screens. 3. Screen Layout Customization
This article explains how to use and install themes on , a popular Nintendo 3DS emulator. While Citra was officially discontinued in early 2024, many users still use the final "Nightly" builds or forks like Lime3DS and PabloMK7's Citra, which retain the same theme architecture.
Changing the look of the on-screen virtual buttons. Where to Find the Best Themes
This is a deep cut, but 4PDA is arguably the most comprehensive archive of modded APKs and themes for Citra. Use a browser translator to navigate; you will find "mods" that allow for custom background images on the game selection screen—something the official build doesn't support.
The original official builds feature basic Material Design elements. They support dark and light mode switching based on system settings but lack deep native theme engines.
Swipe down from the top of the screen or press the back button to open the Citra pause menu.
If your theme isn't displaying correctly, check these common fixes:
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Inside the main Citra data folder, look for a subfolder named . If it does not exist, create it manually. This is where all custom theme assets must be placed.
Reviewers and community members often highlight that these themes solve the "empty space" problem on modern mobile screens.