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Step 1: Set up Your Facebook Developer Account
1.1. Sign up or log in to the Facebook for Developers account → My Apps → Create App.
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1.2.Select Business as your app type and press Next.
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1.3. Enter basic information about your business:
App name
Contact email
Business Manager account (optional),
Click Create app.
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1.4.Onyour Meta dashboard scroll down to WhatsApp → Click Set up.
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