I dont know what you can do about left click. Bind walk if you want to walk on left, and swap attack whenever you like. Another thing that interacts with it is d2stat option "continue attacking when monster dies under cursor" you can try checking that box in tab "options". Thank...

(New player) I was having a blast with this build until I checked your video where I discovered stances are on RMB and attacks are on LMB. I changed it and now I keep dying because I struggle mechanically. When I want to move I attack. When I want to attack I move. Holding shift doesn't work well wi...