v6.4.6

Fixed:
* Button(s) wouldn't hide in fullscreen mode.

Bug reported by Сергей Кателина.

#bugfix

v6.4.7

Fixed:
* In case of multiple open windows of the same browser profile, the browser action (a popup that shows up when the Scroll To Top Button icon next to the address bar is clicked on) might show a wrong URL.

#bugfix

v6.4.8

Fixed:
* “Dual arrows” mode wouldn't work properly on Bing and, sometimes, Google search result pages.

Bug reported by Miss Vasquez.

#bugfix