The first step is to click on Manage at the bottom left corner of SalesScreen.
A menu will pop up, where you can proceed to click on Teams under the Company headline:
You will then reach the Teams Management page. In the top right corner, click on Add Team:
In the popup window which appears, enter the name of your new team. If you want, you can also click on the photo and add a team photo now. When you are done, click Add Team:
Your new team will appear in the left side. Click on the Pencil icon to edit it:
Once in the Edit Team popup window, upload a team picture if you have not done it already, click Crop to finalise it, and click the Update button: