All ESP32 Troubleshooting Guides
Find solutions to common issues in ESP32 development - covering connectivity, power, programming, and more.
ESP32 Reboots Randomly
Track down unexpected resets in your ESP32 projects. Learn how to identify power, hardware, and...
ESP32 USB Current Limit
Avoid resets and brownouts caused by limited USB power. Learn how USB port limits, poor-quality...
ESP32 Power Drop Under Load
Fix brownouts and instability caused by power-hungry peripherals. Learn how inrush currents and...
ESP32 External Power Guide
Learn how to power your ESP32 reliably using external sources. Avoid resets and brownouts by...
ESP32 Incorrect VIN Pin Usage
Understand the correct and incorrect uses of the ESP32's VIN (or 5V) pin to avoid damage, unstable...
ESP32 Not Powering or Booting Up
Diagnose and fix issues where the ESP32 shows no signs of life - no LED activity, no serial output,...
ESP32 Battery Charging Issues
Diagnose and fix problems related to charging batteries on ESP32 boards with built-in Li-Ion/LiPo...
ESP32 Battery Low Voltage Issues
Learn how insufficient battery voltage can lead to ESP32 brownouts, unexpected resets, or Wi-Fi...
ESP32 Brownout Reset Error
Troubleshoot and resolve issues when the ESP32 keeps restarting due to power instability, triggering...