WhatsApp Business API
Opt-in, templates, the 24-hour window and quality.
WhatsApp templates and the 24-hour windowWhen you can send free-form messages, when an approved template is required and how to write templates that are approved and perform.04 Oct 2026 · 6 min readRead guide →WhatsApp opt-in and quality ratingCollect valid opt-in, keep your quality rating high and avoid messaging limits or restrictions on your number.13 Sep 2026 · 6 min readRead guide →
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