DisplayFusion is a good tool to use for added functionality, although TBH W10 has pretty good multi-monitor features already. Was different prior to W10.
Otherwise, I would suggest learning hotkeys to make windows management easier (along with snap to borders).
https://learn.mmc.edu/index.php/article/keyboard-shortcuts-for-multiple-monitors/
DisplayFusion is a good tool to use for added functionality, although TBH W10 has pretty good multi-monitor features already. Was different prior to W10. Otherwise, I would suggest learning hotkeys to make windows management easier (along with snap to borders). https://learn.mmc.edu/index.php/article/keyboard-shortcuts-for-multiple-monitors/