Beyond just "themes," you can fundamentally change how the game looks through layout modifications and HD texture packs.
The most active source for community-created themes (e.g., Pikachu, Zelda, or GBA-style skins) is the Citra MMJ Discord server , which contains a dedicated #mmj-themes Internet Archive: citra android themes link
: Open your device's file manager and navigate to Internal Storage > citra-emu > theme . Beyond just "themes," you can fundamentally change how
The unofficial Citra Discord server has a #themes-and-resources channel. Links shared there update quickly when a new Citra version breaks old themes. Beyond just "themes
Once you have downloaded a valid .zip or .qss file (QSS = Qt Style Sheets, Citra’s theming engine), follow these instructions: