A.
1. Login to your account and click on settings icon and click on settings
2. You will navigate to the settings page
3. Under content privacy you can setup privacy who can see your professional profile, who can see your stuff, who can super your posts, who can comment on your posts, Who can share you posts
4. Click on the dropdown and select the privacy. After selecting the privacy click on save

A.
1. Login to your account and click on settings icon and click on settings
2. You will navigate to the settings page
3. Click on Deactivate button and select the reason and click Deactivate