OST 20240114. How to change alt-tab behavior?

OST newbie here. I’m using OST 20240114. See image. See the little triangles under the Firefox and Files icons? I don’t want that. I want to alt-tab thru all open windows, including Firefox windows and Files windows. How do I fix this?

See image —> 20240117_084407.jpg - Google Drive

I found the solution. Fixed.