Another option is: Windows has had built-in support for focus-follows-mouse since at least Windows 2000. (Enabling it means that keyboard input also goes to th

Another option is: Windows has had built-in support for focus-follows-mouse since at least Windows 2000. (Enabling it means that keyboard input also goes to the window under the cursor, natch. But I prefer that: I find it dramatically reduces the amount of clicking I do.) Focus-follows-mouse can be enabled by editing the registry, or using a utility such as the (small) xmouse-controls: https://github.com/joelpurra/xmouse-controls https://github.com/joelpurra/xmouse-controls.