Short answer: Report the profile, add a brief reason, then block. Don’t engage.
- 👤 Open the member’s profile.
- 🚩 Tap Report profile (or ⋮ → Report).
- 📝 Choose a reason and add a short note (what seemed fake).
- 🛑 Optional: Block the user.
💡 Note: No reply or using “No, thanks” doesn’t mean someone is a fake.