While you cannot download a completely new UI, Nintendo provides limited customization options:
You can create and edit icons using character avatars from various Nintendo games.
Modifying your UI via custom firmware will void your warranty with Nintendo. nintendo switch ui download link
Your Switch will restart, and the new UI will be active.
Third-party websites and repositories provide direct links to firmware files from various Switch system versions (from 1.0.0 up to the latest, 22.1.0). Here are some of the available versions and their download links, for informational purposes only: While you cannot download a completely new UI,
Sites like Themezer host thousands of user-created UI designs that change the home screen, settings, and icons. UI Launchers for PC (Emulation & Simulators)
This is the most common use of the term. Custom themes change the background images, app layout grid, lock screens, and settings menus of a hacked Nintendo Switch console. To use these, you download a homebrew app called and layout files with a .nxtheme extension. 2. PC Emulator Frontends Custom themes change the background images, app layout
If you are hunting for this specific link, it is crucial to understand exactly what you are trying to download. Depending on your goals, you are either looking for a homebrew theme for a modified console, a frontend layout for a PC emulator, or a digital asset pack for a design project.