Back to Troubleshooting

All ESP32 Troubleshooting Guides

Find solutions to common issues in ESP32 development—covering connectivity, power, programming, and more.

Recently Added Troubleshooting Guides

ESP32 Wi-Fi Disconnects Due to Sleep Mode image

ESP32 Wi-Fi Disconnects Due to Sleep Mode

Understand how ESP32's Wi-Fi sleep settings affect connectivity and how to disable or tune them for...

Read more
ESP32 Wi-Fi Connection Failure image

ESP32 Wi-Fi Connection Failure

Troubleshoot and resolve issues when your ESP32 is unable to establish a connection with the...

Read more
ESP32 Wi-Fi Settings Incompatible with Router image

ESP32 Wi-Fi Settings Incompatible with Router

Diagnose connectivity issues caused by router configurations like WPA3-only security, 5 GHz-only...

Read more
ESP32 Wi-Fi Signal Weak image

ESP32 Wi-Fi Signal Weak

Improve Wi-Fi reliability by addressing weak signal issues on ESP32 boards. Learn how distance,...

Read more
ESP32 Static IP Failure image

ESP32 Static IP Failure

Learn how to properly configure static IP addresses on ESP32 boards to avoid connection issues....

Read more
ESP32 Wi-Fi MAC Address Changes Unexpectedly image

ESP32 Wi-Fi MAC Address Changes Unexpectedly

Learn why the ESP32's MAC address may appear to change between reboots or Wi-Fi modes, and how to...

Read more
ESP32 Fails to Reconnect to Wi-Fi Automatically image

ESP32 Fails to Reconnect to Wi-Fi Automatically

Fix scenarios where the ESP32 does not reconnect to Wi-Fi after signal loss, router reboot, or...

Read more
ESP32 mDNS Not Working image

ESP32 mDNS Not Working

Resolve issues where the ESP32's `.local` hostname is not accessible on the network, despite...

Read more
ESP32 Wi-Fi Connects But No IP Assigned image

ESP32 Wi-Fi Connects But No IP Assigned

Diagnose and resolve cases where the ESP32 connects to a Wi-Fi network but fails to obtain an IP...

Read more