Hello Sonnyw!
My students often have this problem with the mouse wheel and the Pan function. Sometimes you fix it by going to the Control Panel - Mouse - Wheel and assign it to
Middle Butto
n (which you obviously have tried). Sometimes there is several extra Buttons near the Wheel that may have the Pan function. And: Have you tried to use the original CD of the Mouse and install it?
Ingolf Sundfør, Bricklayer, Author of several Real Life Problem Solving Books for Archicaddicts in Norway.
PC/i7/W11/ArchiCAD 6.5-27