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We broke an Over-The-Air update on the ESP32 on purpose

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Hacker News | Sep 20, 2026 | adunk

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The device should still be alive after an interrupted OTA update, running the original version of the code. With the default mechanism, an interrupted update cannot leave a device unable to boot. Across every configuration we interrupted, the device found its own way back through ESP-IDF's own rollback mechanism.

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