How do you edit armor stands?

How do you edit armor stands? In Bedrock Edition, the pose of the armor stand can be changed by interacting with the armor stand (or pressing the Pose button on mobile devices) while sneaking, or by using a redstone signal.

In Bedrock Edition, the pose of the armor stand can be changed by interacting with the armor stand (or pressing the Pose button on mobile devices) while sneaking, or by using a redstone signal.