https://community.sinch.com/t5/WhatsApp/How-long-does-a-WhatsApp-customer-service-window-last/ta-p/6847 <DIV class="lia-message-template-content-zone"> <P>If a customer sends your business a message, a 24-hour <A href="https://community.sinch.com/t5/WhatsApp/What-is-a-Customer-Care-Session/ta-p/6858" target="_blank" rel="noopener">customer service window</A>&nbsp;begins. During this 24-hour period, your business can send non-templated messages in addition to <STRONG>marketing</STRONG>,&nbsp;<STRONG>authentication</STRONG>, and/or <STRONG>utility&nbsp;</STRONG>template messages.</P> <P>&nbsp;</P> <P>For more information on customer service windows,&nbsp;<A href="https://community.sinch.com/t5/WhatsApp/What-is-a-Customer-Care-Session/ta-p/6858" target="_blank" rel="noopener">click here</A>.</P> <P>&nbsp;</P> <P><EM>Learn more about how you can use the <A href="https://www.sinch.com/products/apis/messaging/whatsapp/" target="_blank" rel="noopener">Sinch WhatsApp Business API</A> to send messages easily and securely.</EM></P> </DIV> Wed, 30 Sep 2026 18:11:15 GMT Tauben_Tenty 2026-09-30T18:11:15Z https://community.sinch.com/t5/WhatsApp/How-long-does-a-WhatsApp-customer-service-window-last/ta-p/6847 <DIV class="lia-message-template-content-zone"> <P>If a customer sends your business a message, a 24-hour <A href="https://community.sinch.com/t5/WhatsApp/What-is-a-Customer-Care-Session/ta-p/6858" target="_blank" rel="noopener">customer service window</A>&nbsp;begins. During this 24-hour period, your business can send non-templated messages in addition to <STRONG>marketing</STRONG>,&nbsp;<STRONG>authentication</STRONG>, and/or <STRONG>utility&nbsp;</STRONG>template messages.</P> <P>&nbsp;</P> <P>For more information on customer service windows,&nbsp;<A href="https://community.sinch.com/t5/WhatsApp/What-is-a-Customer-Care-Session/ta-p/6858" target="_blank" rel="noopener">click here</A>.</P> <P>&nbsp;</P> <P><EM>Learn more about how you can use the <A href="https://www.sinch.com/products/apis/messaging/whatsapp/" target="_blank" rel="noopener">Sinch WhatsApp Business API</A> to send messages easily and securely.</EM></P> </DIV> Wed, 30 Sep 2026 18:11:15 GMT https://community.sinch.com/t5/WhatsApp/How-long-does-a-WhatsApp-customer-service-window-last/ta-p/6847 Tauben_Tenty 2026-09-30T18:11:15Z