https://connect.mozilla.org/t5/discussions/feedback-on-conflict-between-vertical-tabs-and-bookmarks-toolbar/m-p/136739#M55291 <P><SPAN class="">When both vertical tabs and the option to show the bookmarks toolbar only on new tabs are enabled, switching between a new tab and a regular webpage causes the vertical tabs sidebar to move up and down unexpectedly. This behavior feels very counterintuitive. I hope the development team can optimize the vertical tabs feature to resolve this conflict. I have uploaded a video demonstrating the issue.</SPAN></P> Wed, 02 Sep 2026 12:27:07 GMT nasus9527 2026-09-02T12:27:07Z https://connect.mozilla.org/t5/discussions/feedback-on-conflict-between-vertical-tabs-and-bookmarks-toolbar/m-p/136739#M55291 <P><SPAN class="">When both vertical tabs and the option to show the bookmarks toolbar only on new tabs are enabled, switching between a new tab and a regular webpage causes the vertical tabs sidebar to move up and down unexpectedly. This behavior feels very counterintuitive. I hope the development team can optimize the vertical tabs feature to resolve this conflict. I have uploaded a video demonstrating the issue.</SPAN></P> Wed, 02 Sep 2026 12:27:07 GMT https://connect.mozilla.org/t5/discussions/feedback-on-conflict-between-vertical-tabs-and-bookmarks-toolbar/m-p/136739#M55291 nasus9527 2026-09-02T12:27:07Z