How to open the panel
Once you have installed the panel, you can open it in Photoshop by selecting it in the “Window > Extensions” menu:
If you have installed it but it’s not appearing in this menu, then first restart Photoshop and try again. If it’s still not appearing, check the troubleshooting suggestions on the installation instructions page here.
How to position the panel
Please watch this video to see how to position the panel in Photoshop: