Samsung CA19JSBTK - Manual (Page 21)

4. Push the base toward the front of the monitor until the release latch clicks into the locked
position.
* Do not bend the snap.
Removing the Base
5. Squeeze and pull up on the release latch on the base.
6. Push the base toward the back of the monitor and lift up to remove the base.
Note: The base will align with the monitor slots in only one position.