HP Z Display Z27i 27-inch IPS LED Backlit Monitor - Manual (Page 24)

3. Remove the four screws from the VESA holes located on the rear of the monitor panel.
4. Install the mounting plate to the wall or swing arm of your choice using the four screws that were
removed from the VESA holes on the rear of the monitor panel.
18 Chapter 2 Setting Up and Using the Monitor