LinkedIn has added a lockdown option that allows you to restrict your viewable connections and email address to not be viewable by anyone. LinkedIn also informed us that they do, in fact, delete profiles upon request, and provided the following link for more information: https://www.linkedin.com/help/linkedin/answer/63. LinkedIn has done quite a bit better at making their privacy controls accessible and easier to understand, but it still has a few problems baked into the core of the service.”]
Source: https://blog.malwarebytes.com/security-world/2018/04/maybe-you-shouldnt-use-linkedin/