(0:42) #2 & #3 - Prague: Adam's Apartment Building Apt. (0:17) #1 - Prague: Adam's Apartment Building Apt. I hope this helps you track down the location of each one and enjoy a bit more augmented goodness in the game! If you find any more please be sure to leave a comment so everyone else can take advantage of your hard work ) If I remember correctly there were 21 in Human Revolution, maybe there are more floating around that I wasn't able to ferret out.
Those that are automatically given as quest rewards like the two you are given by Koller when you first meet up with him. What the list does not include, for the most part, are the Praxis Kits that you don't necessarily loot. #20 is contained in a separate video that you can find linked below. This list includes all of the Praxis Kits in Prague, all of the Praxis Kits in Golem City and all of the Praxis Kits in London. This will guide you through picking up the Praxis Kits hidden throughout the world.
Deus Ex Mankind Divided's Praxis Kit locations.
