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
Understand how ESP32's Wi-Fi sleep settings affect connectivity and how to disable or tune them for...
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ESP32 Wi-Fi Connection Failure
Troubleshoot and resolve issues when your ESP32 is unable to establish a connection with the...
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ESP32 Wi-Fi Settings Incompatible with Router
Diagnose connectivity issues caused by router configurations like WPA3-only security, 5 GHz-only...
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ESP32 Wi-Fi Signal Weak
Improve Wi-Fi reliability by addressing weak signal issues on ESP32 boards. Learn how distance,...
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ESP32 Static IP Failure
Learn how to properly configure static IP addresses on ESP32 boards to avoid connection issues....
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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...
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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...
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ESP32 mDNS Not Working
Resolve issues where the ESP32's `.local` hostname is not accessible on the network, despite...
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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...
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