World of Warcraft add-on to make the default windows movable via drag & drop.
To temporarily move a window just click title of the window and drag it to where you want it. Use ctrl + scroll wheel over a window title to adjust the scale of the window for the current game session.
https://www.curseforge.com/wow/addons/blizzmove
https://www.wowace.com/projects/blizzmove
https://www.wowinterface.com/downloads/info23875-BlizzMove.html