WhatsApp Business Name Approval Fix

I need help resolving a display name approval issue on WhatsApp Business. I'm getting an error that says, "WhatsApp provided number needs display name approval before the message can be sent."

Key Requirements:
- Troubleshoot the error
- Resolve the display name approval issue
- Verify if my WhatsApp Business account is set up correctly

Ideal Skills and Experience:
- Familiarity with WhatsApp Business
- Experience with Facebook Business Manager
- Problem-solving skills

I’m looking for someone who can quickly diagnose and fix this issue.