# WLED 0.14.0-b1 fir.ware upgrade fail

**URL:** <https://wled.discourse.group/t/wled-0-14-0-b1-fir-ware-upgrade-fail/7053>\
**Category:** Issues\
**Created:** [January 9, 2023, 9:30am UTC](https://wled.discourse.group/t/wled-0-14-0-b1-fir-ware-upgrade-fail/7053 "2023-01-09T09:30:59Z")\
**Posts on this page:** 8\
**Page:** 1

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**Author:** ![clambert24](https://yyz2.discourse-cdn.com/free1/user_avatar/wled.discourse.group/clambert24/32/4230_2.png) [@clambert24](https://wled.discourse.group/u/clambert24)\
**Post date:** [January 9, 2023, 9:30am UTC](https://wled.discourse.group/t/wled-0-14-0-b1-fir-ware-upgrade-fail/7053/1 "2023-01-09T09:30:59Z")

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Hi. I have just upgraded my project running the D1 mini from version 0.12 which was working fine to version 0.14 and now it doesnt work and only a small section of my leds flash and i cant login using the IP address it was using. I wish i hadnt updated it now 😢

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**Author:** ![srg74](https://yyz2.discourse-cdn.com/free1/user_avatar/wled.discourse.group/srg74/32/3018_2.png) [@srg74](https://wled.discourse.group/u/srg74)\
**Post date:** [January 9, 2023, 1:11pm UTC](https://wled.discourse.group/t/wled-0-14-0-b1-fir-ware-upgrade-fail/7053/2 "2023-01-09T13:11:40Z")

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Upgrading v0.12 to 0.14 OTA will fail due to big difference in code. Erase flash and upload fresh firmware.

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**Author:** ![clambert24](https://yyz2.discourse-cdn.com/free1/user_avatar/wled.discourse.group/clambert24/32/4230_2.png) [@clambert24](https://wled.discourse.group/u/clambert24)\
**Post date:** [January 9, 2023, 1:22pm UTC](https://wled.discourse.group/t/wled-0-14-0-b1-fir-ware-upgrade-fail/7053/3 "2023-01-09T13:22:16Z")

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Oh great. Didnt realise that. How do i do what you said please?

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**Author:** ![srg74](https://yyz2.discourse-cdn.com/free1/user_avatar/wled.discourse.group/srg74/32/3018_2.png) [@srg74](https://wled.discourse.group/u/srg74)\
**Post date:** [January 9, 2023, 2:04pm UTC](https://wled.discourse.group/t/wled-0-14-0-b1-fir-ware-upgrade-fail/7053/4 "2023-01-09T14:04:38Z")

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Use WLED ESP flasher [WLED-wemos-shield/resources/Firmware/WLED\_ ESP\_Flasher at master · srg74/WLED-wemos-shield · GitHub](https://github.com/srg74/WLED-wemos-shield/tree/master/resources/Firmware/WLED_%20ESP_Flasher)  
Firmware is here [WLED-wemos-shield/resources/Firmware/WLED\_wemos\_shield/v0.14.0-b1 at master · srg74/WLED-wemos-shield · GitHub](https://github.com/srg74/WLED-wemos-shield/tree/master/resources/Firmware/WLED_wemos_shield/v0.14.0-b1)

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**Author:** ![clambert24](https://yyz2.discourse-cdn.com/free1/user_avatar/wled.discourse.group/clambert24/32/4230_2.png) [@clambert24](https://wled.discourse.group/u/clambert24)\
**Post date:** [January 9, 2023, 2:19pm UTC](https://wled.discourse.group/t/wled-0-14-0-b1-fir-ware-upgrade-fail/7053/5 "2023-01-09T14:19:37Z")

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Thanks very much. Will give that a go when i get home .

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**Author:** ![clambert24](https://yyz2.discourse-cdn.com/free1/user_avatar/wled.discourse.group/clambert24/32/4230_2.png) [@clambert24](https://wled.discourse.group/u/clambert24)\
**Post date:** [January 9, 2023, 5:32pm UTC](https://wled.discourse.group/t/wled-0-14-0-b1-fir-ware-upgrade-fail/7053/6 "2023-01-09T17:32:12Z")

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ok. just looking at firmware, it comes up with lots of different ones. do you know what type i need?

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**Author:** ![srg74](https://yyz2.discourse-cdn.com/free1/user_avatar/wled.discourse.group/srg74/32/3018_2.png) [@srg74](https://wled.discourse.group/u/srg74)\
**Post date:** [January 9, 2023, 6:22pm UTC](https://wled.discourse.group/t/wled-0-14-0-b1-fir-ware-upgrade-fail/7053/7 "2023-01-09T18:22:17Z")

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[WLED-wemos-shield/WLED\_0.14.0-b1\_esp32\_no\_mods.bin at master · srg74/WLED-wemos-shield · GitHub](https://github.com/srg74/WLED-wemos-shield/blob/master/resources/Firmware/WLED_wemos_shield/v0.14.0-b1/WLED_0.14.0-b1_esp32_no_mods.bin) for ESP32

[WLED-wemos-shield/WLED\_0.14.0-b1\_esp8266\_no\_mods.bin at master · srg74/WLED-wemos-shield · GitHub](https://github.com/srg74/WLED-wemos-shield/blob/master/resources/Firmware/WLED_wemos_shield/v0.14.0-b1/WLED_0.14.0-b1_esp8266_no_mods.bin) for esp8266

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<div class="post-metadata">

**Author:** ![clambert24](https://yyz2.discourse-cdn.com/free1/user_avatar/wled.discourse.group/clambert24/32/4230_2.png) [@clambert24](https://wled.discourse.group/u/clambert24)\
**Post date:** [January 9, 2023, 6:52pm UTC](https://wled.discourse.group/t/wled-0-14-0-b1-fir-ware-upgrade-fail/7053/8 "2023-01-09T18:52:41Z")

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Got it. Its working perfect now. Thanks very much for your help.