Is it possible to move between words in iTerm using Alt + Right/Left Arrows ? Now if I press Alt+Left I will get '[D' and '[C' if I press Alt+Right.
Go to iTerm Preferences → Profiles, select your profile, then the Keys tab. Find ⌥← and ⌥→ and set them to send escape sequence
b and send escape sequence
If you use ⌘→ and ←⌘ you will need to remap the next and previous tab shortcuts which are set to those as default. Terminal uses ⇧⌘→ and ⇧⌘← for these.
You can do this under Profiles, or just globally under Keys (shown below) if you wish to set it globally. Note that settings in Profiles override global settings in Keys.
If you're coming here recently because the preset is no long available under
Preferences > Keys > Presets..., the presets had change place. Now, if you want to find one of the default presets (Natural Text Editing included), you may want to go over:
Preferences > Profiles > [choose your starred profile] > Keys > Key Mappings > Presets...
On a default setting, that is the area you want to get into:
I was looking like crazy on how to download it, I even found buried inside the .app Resources folder a .plist with this mappings in, so I knew I would find this.
Hope that helps anyone in the future looking forward into this.