Following Twitter change of their icon from the iconic bird to an X, we've been thinking about how to manage. The first instinct was to replace all existing icons with the new "X" logo.
However, we fear that this might cause confusion, especially if this will be a short-lived placeholder. So we decided to keep both, and give you the option to change it.
If you want to keep the original icon, you don't need to do anything.
If you want to switch to the new X icon, follow this guide.