Use different profiles in Jatter if you want to separate work from home use, or have multiple users. To manage profiles, click the user icon to the right of the navigation bar and click Manage Jatter pofiles. To switch between profiles, click one of the options under Other Jatter Profiles
This will bring up the profile management page, from where you can create and customise profiles, as well as distinguish them visually 
To add a profile, click add. To delete a profile, click the three dots in the upper right corner and click delete
To customise your current profile, go to Settings > You and click on your user profile
From here, you can change the user’s name, colour scheme, and choose an avatar