UltraMon adds two extra title bar buttons to every window. With a click, you can move a window to a different monitor or maximize it to span across the entire desktop (all monitors). If you have more than two monitors, the "move to monitor" command opens a simple dialog allowing you to select the desired screen.
Ultramon supports Windows 10, 8, 7, and older versions, though development has slowed in recent years. Ultramon License Key
Windows allows you to right-click images in the Personalization settings and assign them to specific monitors. 2. Microsoft PowerToys (FancyZones) UltraMon adds two extra title bar buttons to every window