Why to do a split browser
This takes good advantage of your large (4K for example) screens.
This allows you to have 2 MCe windows, or MCe and something else, up at the same time.
For initial setup, this lets you make changes in the Preferences and UI Config and see them within seconds.
This allows you to have 2 work orders visible at the same time
How to do a split browser in Microsoft's Edge browser
It's managed from the 3 dot. Then you
Then you'll be asked to pick which window to show to the right
How to do a split browser in Google's Chrome browser?