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Portal 2 Hints
How can I get that door open?
1 of 3: Waiting for Wheatley to open it won't work, so look around on your walkway for something interactive.
2 of 3: Near the lift you rode up is a little walkway alcove area with a button panel in it.
3 of 3: It doesn't look relevant to the door, but go ahead and use it to find that it does actually open the door.
