One of the things I love about CornerTable, besides everything, is the ability to customize your background, along with your avatar and header.
To make the changes, here's a brief tutorial I use, and I hope it help's y'all
Don't forget
CornerTable has a page called, "Platform Updates"
https://cornertable.us/updates
And a "Tech Support" group
https://cornertable.us/techsupport