PayPal Sandbox Accounts
After clicking the “Click to confirm email address” link go to https://developer.paypal.com/developer/accounts/ (log in) and find the MAIN email address you just sent the confirm email for. You might have to click the “Log in with PayPal” link to link your accounts first.
Click the main email address for the account you wish to confirm to show the “Profile” and “Notifications” links below it and click the “Notifications” link.
Continue Reading How to Activate Your PayPal Sandbox Email Address
