Open the app, select a preferred collection or media, then click the 'Set as Wallpaper' button. For multi-monitor setup, go to Settings > Multi-Monitor to customize each display.

Yes, go to Settings > Multi-Monitor, then assign different scenes or images to each display individually for customized setups.

Open the app, select an image collection, and click on a 4K image wallpaper to set it as your static background with a single click.

Use the Favorites System by clicking the heart icon on your chosen scene; access your saved looks later via the Favorites menu for quick switching.

Go to Import Media in the app, select your fish clips or photos, then choose them from your library to set as wallpapers or lock screens.

No, the app is completely free, with no in-app purchases or subscription fees. All features are available after installation.

No, all curated collections and media are included free of charge. There are no additional fees for premium content.

Ensure the app is up-to-date, restart it, and check your device's graphics settings. For persistent issues, reinstall the app from Settings > Troubleshooting.

The app is designed to be lightweight and battery-friendly, with minimal CPU and GPU usage, so it should not significantly impact performance or battery.

Yes, once installed, the app works offline without needing an internet connection or sign-in, providing a calming aquarium experience anytime.