To create a Space, press the selected Space button and press the button “Create New Space…” or to the plus button on the Sidebar and press “New Space”.

To edit Space Details, press the three dots button at the top, and some options will show

To Pin Tabs, go to any webpage, press the gear icon or press the Tab and then select Pin. The select Pin to Table in the Table you want to pin it.

To Pin Tabs, go to any webpage, and drag it to any divider in the Space.
