1) Isolate the network
- Switch networks (Wi‑Fi ↔ 4G/5G).
- Disable VPN/proxy.
2) Isolate browser/app
- Private window.
- Clear cache/cookies.
- Update the app.
3) Payments
- Check card limits.
- Try another method.
- If it persists, wait and retry (it may be temporary).
4) Tracking
- Wait (updates can be slow depending on the route).
- If it’s far past the ETA, open a dispute.