Go to your LinkedIn profile
Click Me at the top of the page
Select Settings & Privacy
Open the Visibility tab
Click Edit your public profile
Turn off Public profile visibility
Turn off profile viewing options if you want to browse privately
Under Visibility of your profile and network, set profile viewing to Private mode
Under Visibility of your profile and network, limit who can see your connections
Under Visibility of your LinkedIn activity, turn off activity broadcasts
Under Visibility of your LinkedIn activity, set followers and mentions as needed
Under Data privacy, adjust ad preferences and data sharing settings
Review and disable any other visibility options you do not want public