Click your profile photo at the top of the page.

Scroll down and click on "Get a copy of your data"

Downloading the full archive takes 24 hours to generate, but it only takes ~10 minutes to get your connection data only. Click here:

When you're done, LinkedIn will generate a CSV of your contacts and will email you when it's ready.

LinkedIn is a professional social networking platform designed to connect individuals and businesses in the professional world. Learn how to optimize your LinkedIn usage, including how to upload your resume, how to follow thought leaders, customize your LinkedIn URL, and much more.

How to export your LinkedIn contacts