We'd like to help. Make sure your account is verified and see our recommended image size & resolution for custom thumbnails: https://goo.gl/T0AbeJ . Hope this helps
-
-
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.