---
title: Support
description: Troubleshooting guides, diagnostic references, and support resources to help you resolve issues with Notecard and Notehub.
source_url: https://dev.blues.io/support/
canonical_url: https://dev.blues.io/support/
markdown_url: https://dev.blues.io/support.md
---

# Support

Troubleshooting guides, diagnostic references, and support resources to help you resolve issues with Notecard and Notehub.

## Troubleshooting & Diagnostics

Start here when a device is not behaving as expected. These guides walk you through identifying and resolving common issues.

### [Troubleshooting Notecard](https://dev.blues.io/support/troubleshooting-notecard.md)

[A systematic guide to diagnosing Notecard issues, whether you have local device access or are troubleshooting remotely via Notehub.](https://dev.blues.io/support/troubleshooting-notecard.md)

[Read the guide](https://dev.blues.io/support/troubleshooting-notecard.md)

### [Diagnosing Cellular Connectivity Issues](https://dev.blues.io/support/diagnosing-cellular-connectivity-issues.md)

[Troubleshoot and resolve cellular connectivity issues with your Notecard deployment.](https://dev.blues.io/support/diagnosing-cellular-connectivity-issues.md)

[Read the guide](https://dev.blues.io/support/diagnosing-cellular-connectivity-issues.md)

### [Diagnosing Satellite Connectivity Issues](https://dev.blues.io/support/diagnosing-satellite-connectivity-issues.md)

[Work through common failure points when using satellite (NTN) connectivity across Starnote for Skylo, Notecard for Skylo, and Starnote for Iridium.](https://dev.blues.io/support/diagnosing-satellite-connectivity-issues.md)

[Read the guide](https://dev.blues.io/support/diagnosing-satellite-connectivity-issues.md)

### [Diagnosing GPS Issues](https://dev.blues.io/support/diagnosing-gps-issues.md)

[Identify and resolve common GPS connectivity and positioning problems.](https://dev.blues.io/support/diagnosing-gps-issues.md)

[Read the guide](https://dev.blues.io/support/diagnosing-gps-issues.md)

### [Using Notecard Trace Mode](https://dev.blues.io/support/using-notecard-trace-mode.md)

[Capture and analyze Notecard trace logs for debugging connectivity and device behavior.](https://dev.blues.io/support/using-notecard-trace-mode.md)

[Read the guide](https://dev.blues.io/support/using-notecard-trace-mode.md)

***

## Connectivity Reference

Understand how the Notecard manages connectivity, handles failures, and reports errors.

### [Understanding Notecard Penalty Boxes](https://dev.blues.io/support/understanding-notecard-penalty-boxes.md)

[Learn about the penalty box system that temporarily prevents connectivity attempts to conserve power.](https://dev.blues.io/support/understanding-notecard-penalty-boxes.md)

[Read the guide](https://dev.blues.io/support/understanding-notecard-penalty-boxes.md)

### [Connection Retry and Fallback Behaviors](https://dev.blues.io/support/connection-retry-and-fallback-behaviors.md)

[Understand how the Notecard retries connections and falls back across transport types.](https://dev.blues.io/support/connection-retry-and-fallback-behaviors.md)

[Read the guide](https://dev.blues.io/support/connection-retry-and-fallback-behaviors.md)

### [Notecard Error and Status Codes](https://dev.blues.io/support/notecard-error-and-status-codes.md)

[Reference for error codes and status messages returned by the Notecard.](https://dev.blues.io/support/notecard-error-and-status-codes.md)

[Read the reference](https://dev.blues.io/support/notecard-error-and-status-codes.md)

***

## Recovery & General Help

Device recovery procedures and answers to frequently asked questions.

### [Recovering a Bricked Notecard](https://dev.blues.io/support/recovering-a-bricked-notecard.md)

[Restore functionality to a non-responsive or bricked Notecard device.](https://dev.blues.io/support/recovering-a-bricked-notecard.md)

[Read the guide](https://dev.blues.io/support/recovering-a-bricked-notecard.md)

### [Buyer's Guide](https://dev.blues.io/support/buyers-guide.md)

[Compare Blues starter kits and pick the right radio technology for your deployment.](https://dev.blues.io/support/buyers-guide.md)

[Read the guide](https://dev.blues.io/support/buyers-guide.md)

### [Back Catalog Products](https://dev.blues.io/support/back-catalog-products.md)

[Blues products available only at minimum order quantity (MOQ), including affected products, dates, and alternatives.](https://dev.blues.io/support/back-catalog-products.md)

[View details](https://dev.blues.io/support/back-catalog-products.md)

### [Frequently Asked Questions](https://dev.blues.io/support/frequently-asked-questions.md)

[Answers to common questions about Blues hardware, connectivity, security, and pricing.](https://dev.blues.io/support/frequently-asked-questions.md)

[View FAQs](https://dev.blues.io/support/frequently-asked-questions.md)