Finding a high-quality wallpaper typically requires sourcing panoramic images that can span across two displays. This specific resolution is less standard than common 1080p or 4K dual-monitor setups, but you can find great options by looking for wide aspect ratio collections. Recommended Sources for Dual-Monitor Wallpapers

For specific resolutions and curated collections, these platforms are highly regarded:

Under select Span from the dropdown menu. macOS Open System Settings and go to Wallpaper .

g., cyberpunk, nature, or abstract) for your 2304x864 wallpaper?

Once you have your image, follow these steps to ensure it spans correctly: Right-click on your desktop and select Personalize .