Quick steps
- Check Nubank’s status page.
- Update the app and restart your phone.
- Switch networks (Wi‑Fi/mobile).
- Verify SMS/notifications permissions for codes.
Common issues
- Login/code: ensure automatic date/time and correct phone number.
- PIX: review limits and history; save the receipt.
- Card declines: confirm the card isn’t blocked and you have available limit.
Escalate
For suspicious charges or stuck transfers, contact support with amount, date/time, screenshots.