How to Resolve the Issue of Duplicate Contacts for WhatsApp Messages

Overview

This document outlines the steps to resolve an issue where duplicate contacts are created for WhatsApp messages, even when the “Allow Duplicate Contact” setting is disabled in the Business Profile.

Symptoms

• Duplicate contact entries are displayed for WhatsApp messages.

• The Allow Duplicate Contact option is disabled under Business Profile settings.

• Despite this, the duplication persists.

Cause

This issue may occur if the contact search preferences are not configured to include phone numbers as a secondary search criterion.

Resolution Steps

1. Navigate to Business Profile.

2. Go to Contact Duplicate Preference.

3. Under Second Preference for Search (Optional), ensure that Phone is selected.

Explanation

Selecting Phone as the secondary preference for contact search enables the system to match contacts based on phone numbers, which helps prevent the creation of duplicate contact entries.