The Loop ctOS Centre
Unlocking this Centre is a requirement for the Act I Backstage Pass mission. To get started, hack the camera next to the entrance gate.
Hack the camera straight ahead at the bottom of the stairs, then the camera at the top of the stairs.
Turn left and hack the camera at the end of the corridor on the left, then turn right and hack the camera in the central area.
Hack the guard here to get the access code.
Turn right to hack the camera at the top of the stairs, then left to the camera down the corridor again. This time, turn left and hack the camera outside by the ctOS sign on the wall.
Turn left and hack the smartphone on top of a crate to attract the guard, then quickly hack their hidden camera.
When they go to investigate the noise, hack into the Building Security Router.
Complete the hacking puzzle to reach the Access Point, then unlock it.
South The Loop ctOS Tower
Head down the alleyway south of the Tower, then climb into the lift and hack it to reach the upper level.
Climb the units and railing on your right.
Follow the steps ahead then climb up to the next level on your left by the unit you can hack to explode, to reach the gate for the Tower.
From the gate, look up and left to hack the camera on the building opposite.
Hack the first Switch Console, then look left and hack the camera next to a vent.
Hack the second Switch Console to unlock the gate.
Head through the gate, then climb up the units and unlock the Tower.
North The Loop ctOS Tower
In the alleyway just north of the Tower, climb onto the lift then hack it to reach the rooftop.
Climb up the wall straight ahead to reach the first gate on the upper level.
Look up and to the left then hack the camera on the wall.
Hack the Switch Console to your left under the car billboard to unlock the first gate.
Head through the gate then turn right to find the second gate. Hack the camera on the wall to your right.
Look right and hack the Switch Console to unlock the second gate.
Go through the gate, then climb up the units to the right and unlock the Tower.
Northeast The Loop ctOS Tower
In the alleyway next to the Tower, look up in the corner of the fenced area and hack the camera there.
To the left is the Switch Console--hack it to unlock the gate.
Head south down the alleyway, then look up and hack the lift to bring it down.
Climb into the lift then ride it up to the rooftop.
Go through the gate and drop down at the far end to unlock the Tower.