The Ulefone Armor 30 Pro is a dual-screen rugged device featuring a 6.95-inch FHD+ main display with a 120Hz refresh rate. On the rear, it sports a 3.4-inch secondary screen with a 960x412 ...

At first glance, the ASUS Zenbook Duo seems destined for this latter category – yet another dual-screen experiment that sounds exciting ... both displays are identical ASUS Lumina OLED panels with 3K ...

However, when you use a dual monitor setup, it is quite difficult to use a single wallpaper on both of the monitors. The main problem occurs when two monitors have two different resolutions.