
May 18, 2026
Opt-in, template approval, India message rates, sending limits and error codes for bulk WhatsApp messaging on the official Business API, checked October 2026.

Opt-in, template approval, India message rates, sending limits and error codes for bulk WhatsApp messaging on the official Business API, checked October 2026.

How Meta's per-user marketing template limit works on WhatsApp, what error 131049 means, when to retry and how to plan campaigns so fewer messages fail.



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