Go to and change the "Personalize your background" setting to Picture . Upload your 2304x864 image.
Under select Span from the dropdown menu. macOS Open System Settings and go to Wallpaper . 2304x864 Two Screen Wallpaper">
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 Go to and change the "Personalize your background"
g., cyberpunk, nature, or abstract) for your 2304x864 wallpaper? macOS Open System Settings and go to Wallpaper
: Frequently hosts large galleries of dual-screen wallpapers specifically shared by gaming and tech communities. How to Set Your Wallpaper Across Two Screens
: Community-driven collections often include "mega-posts" with hundreds of panoramic options.