☐ Is the extension on the official Chrome Web Store or Firefox Add-ons (not a random .com)? ☐ Does the extension have more than 500 users and a rating above 3.5? ☐ Was it updated in the last 6 months? ☐ Does the permission list include ONLY facebook.com and optionally googleapis.com ? ☐ Have you backed up your Facebook data? (Just in case)

Wait for the scan to complete. Large profiles may take several minutes. Critical Safety Warnings Download Facebook Friends Mapper