Before you proceed, you need Spaces installed on your phone.
How to change the visibility of a Tab?
Step 1 - Open the Space for which you want to change the visibility of a tab.
Step 2 - Navigate to the Tab.
Step 3 - Click on the name of the tab beside icon > Click on the same.
Step 4 - It would open up a pop-up screen > under the visibility section, choose as per your requirement and Click on Save button.
You are done!