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All ESP32 Troubleshooting Guides

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

Recently Added Troubleshooting Guides

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ESP32 Reboots Randomly

Track down unexpected resets in your ESP32 projects. Learn how to identify power, hardware, and...

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ESP32 Power Path Conflict

Prevent resets and instability caused by powering high-current peripherals from the same supply as...

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ESP32 Power Drop Under Load

Fix brownouts and instability caused by power-hungry peripherals. Learn how inrush currents and...

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ESP32 Incorrect VIN Pin Usage

Understand the correct and incorrect uses of the ESP32's VIN (or 5V) pin to avoid damage, unstable...

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ESP32 Not Powering or Booting Up

Diagnose and fix issues where the ESP32 shows no signs of life - no LED activity, no serial output,...

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ESP32 External Power Guide

Learn how to power your ESP32 reliably using external sources. Avoid resets and brownouts by...

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ESP32 Battery Low Voltage Issues

Learn how insufficient battery voltage can lead to ESP32 brownouts, unexpected resets, or Wi-Fi...

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ESP32 Brownout Reset Error

Troubleshoot and resolve issues when the ESP32 keeps restarting due to power instability, triggering...

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ESP32 Battery Charging Issues

Diagnose and fix problems related to charging batteries on ESP32 boards with built-in Li-Ion/LiPo...

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