If you unblock someone by accident, or if you unblock them and they immediately begin harassing you again, you will have to wait 48 hours before you can block them again. During this window, they will be able to see your profile and activity.
Blocking someone on LinkedIn automatically removes them from your connections list. how to unblock in linkedin
at the top of your LinkedIn homepage (your profile picture). Select Settings & Privacy from the dropdown menu. Click the Visibility tab on the left-hand sidebar. If you unblock someone by accident, or if
Once you hit the unblock button, the following happens immediately: If you unblock someone by accident
Under the section, click on Blocking .