Click to set the selection mode to objects.

In the viewer, click the camera or light you want to animate.

Use the handles to position and point the camera/light.

Press K to set a keyframe on the currently visible handle’s parameters.

Set up the cameras in the scene.

Use the Switcher tool to create a Switcher camera.

Connect your other cameras to the input of the Switcher camera.

Use the Switcher node’s Switch camera parameter to switch between cameras. You can set a keyframe on the parameter, or control it with an expression .

Set your render node's camera to the switcher instead of a normal camera.