Block or Unblock a Member ----- linkedIN

 https://www.linkedin.com/help/linkedin/answer/47081/block-or-unblock-a-member?lang=en

To block a member from viewing your profile:

1. Go to the profile of the person you'd like to block.
2. Click the More… button below the member’s profile picture and select  Report/Block from the list.
3. Select Block [member name] from the What do you want to do? pop-up menu.
4. Click Block to proceed or Go back to review your options.

To unblock a member:

1. Click the  Me icon at top of your LinkedIn homepage.
2. Select Settings & Privacy.
3. In the Visibility section, select Visibility of your LinkedIn activity.
4. Click Blocking and select Change.
5. From your blocked list, find the person's name and click Unblock.