ESP32 Flash Utility - Automotive Software Utility Tool 3.9.6

ESP32 Flash Utility — Multi-Chip Firmware Downloader

29.09.2025

v3.9.6. Flash ESP32 and ESP8266 families. Multi-file write and chip auto-detect

• Bin
• utility firmware
• 💾 ECU & EEPROM Tools

ESP32 Flash Utility — Multi-Chip Firmware Downloader​

Overview
ESP32 Flash Utility is a preconfigured package based on the official Espressif Download Tool. It provides a simple workflow to program ESP32 families and ESP8266 with multi-file flashing, chip auto-detect and clear progress logs. The bundle also includes a practical example project for adding an ESP32 wireless module to a Scanmatic V2 adapter.

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Frequently Asked Questions​

Which Windows version is recommended?
For maximum stability during ECU flashing and diagnostics, a clean installation of Windows 10 (64-bit) is recommended.
Is it compatible with J2534 PassThru?
Most modern software versions support standard J2534 interfaces like Scanmatik 2 Pro, OpenPort 2.0, and specific VCI adapters.

What's inside:

• Overview & screenshots
• Version history and compatibility
• Download link and setup notes

View full details and download — ESP32 Flash Utility — Multi-Chip Firmware Downloader​