This worked for me on the current beta (134.0b10):1. Enable the debug menu.2. Settings > Nimbus Experiments > "Combined Android Toolbar and Menu Experiment" > choose "control"3. Restart the browser.
Unfortunately, many apps also never test their integration with anything other than the default browser (usually Google Chrome nowadays). So when they use Custom Tabs to integrate Facebook login for example, it doesn't work unless I set the default b...