I noticed the same, a quick fix for me was to open a Content browser 2 instead of 1. By right clicking the tab you can select CB 2 instead and deselect 1, this one did not close for me when navigating other tabs.
I noticed the same, a quick fix for me was to open a Content browser 2 instead of 1. By right clicking the tab you can select CB 2 instead and deselect 1, this one did not close for me when navigating other tabs.