When I scroll horizontally to change tab groups, it collapses the vertical tab sidebar as well (irrespective of whether I scroll left or right).
This seems to only happen on my existing profile, on a new profile it works properly.
I expect it to only change the tab group.
Version 1.0.0 (139), WebKit 623.1.8.0.0 Build date November 25, 2025 Mac 15.6.1 (Build 24G90)
Sequoia (15)
