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Connect WhatsApp Business

Connect your company's WhatsApp Business number through your own Meta app, choose who answers, set an automatic reply and load approved templates.

Who can use this

OwnerCompany admin

Requirements

  • WhatsApp Business connected

Dromix uses the official WhatsApp Cloud API. Your company creates its own Meta app, so the number, the messages and the Meta bill stay in your company's Meta account. Only Owner and Company admin can change these settings.

Open Company admin → Sales & integrations → Integrations → WhatsApp. The guide on the right (Meta setup, Templates, How it works) shows each step in Meta with examples.

Before you start

  • A Meta business portfolio for your company (business.facebook.com). Business verification can run in parallel.
  • A phone number that can receive an SMS or call for verification and is not used in the WhatsApp app.
  • This Dromix server must be reachable on the internet over HTTPS with a valid certificate.

Connect the number

  1. In Meta, create an app and add your phone number under WhatsApp → API Setup.
  2. Copy the Phone number ID and the WhatsApp Business Account ID into Dromix. Both are long numbers, not the phone number itself.
  3. Create a system user in Meta's business settings, give it full control of the app and the WhatsApp account, and generate a token. Paste it in Permanent access token (System user).
  4. Copy the App Secret from the app's basic settings. Dromix uses it to check that messages really come from Meta.
  5. Select Save WhatsApp, then Test connection.
  6. In Meta, under WhatsApp → Configuration → Webhook, paste the Webhook callback URL and the Verify token from Dromix exactly, verify, and subscribe to messages.
  7. Publish the app (Live mode) and add a payment method in WhatsApp Manager.
  8. Tick Active and select Save WhatsApp.

Saved secrets show Stored · leave blank to keep. Below the fields, Dromix shows when Meta last reached the server, so you can see whether messages arrive.

New token creates a new verify token. Paste it in Meta and verify again, otherwise Meta stops delivering messages.

Choose who answers

Under Access, pick people or department managers and select Give access. Only they see WhatsApp chats; they become channel agentsChannel agent A person chosen to answer a WhatsApp, Instagram or Facebook channel. Channel agents get CRM access automatically. with CRM access. Until you add someone, customer messages are kept but nobody sees them. See Assign channel agents.

Automatic reply

Turn on Automatic reply and write a Message, then select Save reply. It is sent once, only to a number that is not already in Customers.

Templates

To write to a customer first, or after 24 hours, your team needs templates approved by Meta. Create them in WhatsApp Manager, then select Refresh under Approved templates. See WhatsApp templates and the 24-hour rule.

To turn WhatsApp off, untick Active and select Save WhatsApp. Customer messages are then ignored.

Dromix 1.0 and later · Updated 18 October 2026

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