Update README.md

Author: igorkulman

README.md

@@ -121,13 +121,17 @@ the currently set wallpaper will be used.
 
 If you use multiple displays and want the wallpaper generated for all of them, add the `--all-displays` flag at the end of the command, so for example `./ChangeMenuBarColor Gradient "#FF0000" "#00FF00" --all-displays`.
 
+## Support the project
+
+<a href="https://www.buymeacoffee.com/igorkulman" target="_blank"><img src="https://www.buymeacoffee.com/assets/img/custom_images/orange_img.png" alt="Buy Me A Coffee" style="height: 41px !important;width: 174px !important;box-shadow: 0px 3px 2px 0px rgba(190, 190, 190, 0.5) !important;-webkit-box-shadow: 0px 3px 2px 0px rgba(190, 190, 190, 0.5) !important;" ></a>
+
 ## Known issues
 
 Dynamic wallpapers are not supported at the moment. If you use a dynamic wallpaper the utility will not be able to use it and will fail.
 
-## Support the project
+## Catalina support
 
-<a href="https://www.buymeacoffee.com/igorkulman" target="_blank"><img src="https://www.buymeacoffee.com/assets/img/custom_images/orange_img.png" alt="Buy Me A Coffee" style="height: 41px !important;width: 174px !important;box-shadow: 0px 3px 2px 0px rgba(190, 190, 190, 0.5) !important;-webkit-box-shadow: 0px 3px 2px 0px rgba(190, 190, 190, 0.5) !important;" ></a>
+The utility builds and runs on Catalina but the menu bar on Catalina works in a different way that on Big Sur so the result will never be the same as on Big Sur.
 
 ## Contributing