39 2 0The following terminal can be found in the video below. The timestamp for its exact location can be found directly underneath.[1:21] - Terminal 4 - Mission: The Covenant
12 1 0Terminals can be found on ANY difficulty.The video below is all you need to see to find the terminals on THE COVENANT. It is very easy to follow.All credit goes to WikiGameGuides for the video guide.
10 1 0Mission: The Covenant - Terminal 4: In the very first building you enter, shoot the enemies in front and jump onto the two stacked purplish-red boxes at the front of the hallway to your left. From them crouch-jump up onto the upper platform in front of you. The terminal will be on your left here. This one starts at 04:45.
7 0 0Difficulty: AnyTo unlock the achievement for the Terminals you will have to press and cycle through all pages. The Ark 1 - 0:00The Ark2 - 0:59The Ark3 - 1:29The Covenant4 - 1:55The Covenant5 - 2:27The Covenant6 - 2:59Cortana7 - 3:42Halo8 - 4:11