There are a total of 18 Data Pads to be uncovered in Halo: Reach. This guide is meant to help players looking for hidden Halo reach Data Pads located at different locations. Data Pads 1-9 can be located and acquired on any difficulty and Data Pads 10-18 can only be located when playing in Legendary difficulty mode.
Below is the list of Hidden Data Pads in Halo: Reach,
Winter Contingency Data Pad (Available in all difficulty modes) - Data Pad 1
ONI: Sword Base Data Pad (Available in all difficulty modes) - Data Pad 2
Nightfall Data Pad (Available in all difficulty modes) - Data Pad 3
Tip of the Spear Data Pad (Available in all difficulty modes) - Data Pad 4
Long Night of Solace Data Pad (Available in all difficulty modes) - Data Pad 5
Exodus Data Pad (Available in all difficulty modes) - Data Pad 6
New Alexandria Data Pad (Available in all difficulty modes) - Data Pad 7
The Package Data Pad (Available in all difficulty modes) - Data Pad 8
The Pillar of Autumn Data Pad (Available in all difficulty modes) - Data Pad 9
Winter Contingency Data Pad (Legendary mode only) - Data Pad 10
ONI: Sword Base Data Pad (Legendary mode only) - Data Pad 11
Nightfall Data Pad (Legendary mode only) - Data Pad 12
Tip of the Spear Data Pad (Legendary mode only) - Data Pad 13
Long Night of Solace Data Pad (Legendary mode only) - Data Pad 14
Exodus Data Pad (Legendary mode only) - Data Pad 15
New Alexandria Data Pad (Legendary mode only) - Data Pad 16
The Package Data Pad (Legendary mode only) - Data Pad 17
The Pillar of Autumn Data Pad (Legendary mode only) - Data Pad 18
Special thanks to HaloReachPlanet, for the videos.
We'll be adding the complete guide as soon as Halo: Reach hits stores.