Is there a way to make alt-f and alt-b jump word forward and backward instead of printing ƒ and ∫ on Mac?

Question

I understand that Mac has some Emacs keybindings enabled by default (e.g. Ctrl+A move to beginning of line etc.). If I open TextEdit for example I can navi

Answer 1

On iTerm2 3.0.15, go to:

Preferences -> Default -> Keys tab ->"Left option() key acts as:" 

and change the value to:

+Esc