Help Center

Help Center

WhatsApp Business Platform

Message Undeliverable error

Reasons can include:

The recipient phone number is not a WhatsApp phone number.

Recipient has not accepted our new Terms of Service and Privacy Policy.

Recipient using an old WhatsApp version; must use the following WhatsApp version or greater:

Android: 2.21.15.15

SMBA: 2.21.15.15

iOS: 2.21.170.4

SMBI: 2.21.170.4

KaiOS: 2.2130.10

Web: 2.2132.6

The message was not delivered to create a high quality user experience. See

Per-User Marketing Template Message Limits⁠

⁠

Possible solutions include:

Using a non-WhatsApp communication method, ask the WhatsApp user to:

Confirm that they can actually send a message to your WhatsApp business phone number.

Confirm that your WhatsApp business phone number is not in their list of blocked numbers (Settings > Privacy > Blocked or Blocked contacts).

Confirm that they have accepted our latest Terms of Service (Settings > Help, or Settings > Application information will prompt them to accept the latest terms/policies if they haven't done so already)

Update to the latest version of the WhatsApp client.

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