Have tried several solutions for other flavors
How to disable window move with alt + left mouse button?
How to disable alt+click from moving windows in Unity 2D?but no luck so far.
Any ubuntu-mate users no how to disable alt-option LEFT & RIGHT Mouse button clicks? They interfere with most 3D apps. I don’t want option LEFT click to drag my entire IDE window, or option RIGHT click to resize my IDE.
Answer
System -> Preferences -> Look and Feel -> Windows -> Behavior -> Movement Key
Change from Alt to Super.
BR
GAS
Attribution
Source : Link , Question Author : Bachalo , Answer Author : Geir Atle Storhaug
