It has full follower features including a voice(KL-E-0’s voice). It does not take up the follower slot so you can technically have more than one follower with this.
Extract files to Fallout 4 directory(…\steamapps\common\Fallout4\)
Go to Vault 111 exterior and click on the assaultron in console
Use the console command :
“bat neo”
to get N-E-0 to follow you around.
To load the mod into the game edit this file:
C:\Users\
…and add Neo.esp to the list of mods to load.
Make sure to mark the file as read-only after you edit it!
or Use a mod manager.