Select the Data & Personalization option from the left-hand menu. scroll to the “Download, delete, or make a plan for your data” section and select “Delete a service or your account.” Click Delete a service.
Select Settings & Privacy from the top of your LinkedIn home page. select Change next to Close account under Account management in the Account preferences section. Check the reason for closing your account and, if necessary, click Next.
In order to delete your account, open the mobile app on your iPhone or Android device. Clicking the bottom Delete Account button in the App Settings page will take you there. After that, simply confirm by tapping Yes. The data and matches are permanently removed from your system.
Remove any unused accounts. You don’t need a dormant email account for security reasons. In fact, finding and removing all of your old profiles, from social media sites to photo-sharing sites, is one of the simplest methods to secure your privacy and security.
Log in to your Google Account and go to Settings. Click Security in the menu on the left. Select Connected applications and sites from the drop-down menu. Manage access should be chosen. If necessary, remove access from any websites listed below.