How to move the player's camera to another location

Development Programming & Scripting Blueprint
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1

I want to make a small intro cutscene for the level before the level, as the door opens, after the character passes through it, then the door closes, and then the gameplay itself begins.

2

You’d go with a level sequence for that. Here’s the overview on sequencer in the docs as an entry point:

Unreal Engine Sequencer Movie Tool Overview | Unreal Engine 5.1 Documentation