
Click the 3 dot menu and go to "Manage Extensions"
Enable Developer Mode on the top right corner
Unzip the file you downloaded
Click "Load unpacked" and select the unzipped folder
You should now see the extension. Pin it for access.
Open app.sendegg.com to access the same dashboard you can see in Gmail
Go to Gmail, you should see the egg logo on the left sidebar
Log in and click it to start using
Go to LinkedIn and open someone's profile
Click on the extension and you can add their contact to your dashboard with one click