- To change portals click "options" on the top right corner of the screen

 - Select the desired portal from the dropdown menu and click "Switch Portals" 

Note: if there's a portal you do most of your work in you can check the option to always start in that portal at login. You can always come back and select a different default portal. 
How to change portals
                                    How to:
                            
                    Learn how to navigate across the different portals you have access to.