<aside class="onebox allowlistedgeneric" data-onebox-src="https://support.microsoft.com/en-us/office/manage-duplicate-contacts-in-outlook-0fa9c0a0-499a-48ab-b818-4e6463ccb9fa">
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<a href="https://support.microsoft.com/en-us/office/manage-duplicate-contacts-in-outlook-0fa9c0a0-499a-48ab-b818-4e6463ccb9fa" target="_blank" rel="noopener">support.microsoft.com</a>
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<h3><a href="https://support.microsoft.com/en-us/office/manage-duplicate-contacts-in-outlook-0fa9c0a0-499a-48ab-b818-4e6463ccb9fa" target="_blank" rel="noopener">Manage duplicate contacts in Outlook - Microsoft Support</a></h3>
<p>Learn how Outlook helps to prevent duplicate contacts and how to remove any duplicates that occur.</p>
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