Step 1: Log in to your WisePops account.
Step 2: Open or create a popup with a sign-up form.
Step 3: Click on your sign-up form.
Step 4: In the left menu, click on Sync, then Pipedrive:
Step 5: In the popup window that opens, log in to your Pipedrive account and click "Allow and Install":
You're done :)