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Copy file name to clipboardExpand all lines: articles/iot-edge/version-history.md
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@@ -3,7 +3,7 @@ title: IoT Edge version history and release notes
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description: Release history and notes for IoT Edge.
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author: sethmanheim
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ms.author: sethm
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ms.date: 03/02/2026
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ms.date: 03/12/2026
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ms.topic: concept-article
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ms.service: azure-iot-edge
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---
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Azure IoT Edge for Linux on Windows (EFLOW) supports the following versions:
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***EFLOW Continuous Release (CR)** is based on the latest non-LTS Azure IoT Edge version. This release contains new features and capabilities that are in the latest stable release. For more information, see the [EFLOW release notes](https://github.com/Azure/iotedge-eflow/releases).
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***EFLOW 1.1 (LTS)** is based on Azure IoT Edge 1.1, and is no longer supported. The [documentation is archived](/previous-versions/azure/iot-edge).
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***EFLOW 1.4 (LTS)** is based on Azure IoT Edge 1.4, and is the previous long-term support version. This version will be stable through the supported lifetime of this version and won't include new features released in later versions. This version was supported until Nov 2024 to match theIoT Edge 1.4 LTS release lifecycle.
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***EFLOW 1.5 (LTS)** is based on Azure IoT Edge 1.5, and is the latest long-term support version. This version will be stable through the supported lifetime of this version and won't include new features released in later versions. This version is supported until November 2026 to match theIoT Edge 1.5 LTS release lifecycle.
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***EFLOW 1.4 (LTS)** is based on Azure IoT Edge 1.4, and was the previous long-term support version. This version was supported until Nov 2024 to match theIoT Edge 1.4 LTS release lifecycle.
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***EFLOW 1.5 (LTS)** is based on Azure IoT Edge 1.5, and is the latest long-term support version. This version will be stable through the supported lifetime of this version and won't include new features released in later versions. This version is supported until November 2026 to match theIoT Edge 1.5 LTS release lifecycle.
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All new releases are available in the [Azure IoT Edge for Linux on Windows project](https://github.com/Azure/iotedge-eflow) GitHub repository.
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|[1.4](https://github.com/Azure/azure-iotedge/releases/tag/1.4.0)| Long-term support (LTS) | August 2022 | November 12, 2024 | IoT Edge 1.4 LTS was supported through November 12, 2024 to match the [.NET 6 release lifecycle](https://dotnet.microsoft.com/platform/support/policy/dotnet-core#lifecycle). <br> Automatic image clean-up of unused Docker images. <br> Ability to pass a [custom JSON payload to DPS on provisioning](../iot-dps/how-to-send-additional-data.md#iot-edge-support). <br> Ability to require all modules in a deployment to be downloaded before restart. <br> Use of the TCG TPM2 Software Stack which enables TPM hierarchy authorization values, specifying the TPM index at which to persist the DPS authentication key, and accommodating more [TPM configuration](https://github.com/Azure/iotedge/blob/main/edgelet/contrib/config/linux/template.toml#L276-L302). |
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|[1.3](https://github.com/Azure/azure-iotedge/releases/tag/1.3.0)| Stable | June 2022 | August 2022 | Support for Red Hat Enterprise Linux 8 on AMD and Intel 64-bit architectures.<br>Edge Hub now enforces that inbound/outbound communication uses minimum TLS version 1.2 by default.<br>Updated runtime modules (edgeAgent, edgeHub) based on .NET 6. |
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|[1.2](https://github.com/Azure/azure-iotedge/releases/tag/1.2.0)| Stable | April 2021 | June 2022 |[IoT Edge devices behind gateways](how-to-connect-downstream-iot-edge-device.md)<br>IoT Edge MQTT broker (preview)<br>New IoT Edge packages introduced, with new installation and configuration steps.<br>Includes [Microsoft Defender for IoT micro-agent for Edge](../defender-for-iot/device-builders/overview.md).<br> Integration with Device Update. For more information, see [Update IoT Edge](how-to-update-iot-edge.md). |
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|[1.1](https://github.com/Azure/azure-iotedge/releases/tag/1.1.0)| Long-term support (LTS) | February 2021 | December 13, 2022 | IoT Edge 1.1 LTS is supported through December 13, 2022 to match the [.NET Core 3.1 release lifecycle](https://dotnet.microsoft.com/platform/support/policy/dotnet-core). <br> [Long-term support plan and supported systems updates](support.md)|
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|[1.1](https://github.com/Azure/azure-iotedge/releases/tag/1.1.0)| Long-term support (LTS) | February 2021 | December 13, 2022 | IoT Edge 1.1 LTS was supported through December 13, 2022 to match the [.NET Core 3.1 release lifecycle](https://dotnet.microsoft.com/platform/support/policy/dotnet-core). <br> [Long-term support plan and supported systems updates](support.md)|
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|[1.0.10](https://github.com/Azure/azure-iotedge/releases/tag/1.0.10)| Stable | October 2020 | February 2021 |[UploadSupportBundle direct method](how-to-retrieve-iot-edge-logs.md#upload-support-bundle-diagnostics)<br>[Upload runtime metrics](how-to-access-built-in-metrics.md)<br>[Route priority and time-to-live](module-composition.md#priority-and-time-to-live)<br>[Module startup order](module-composition.md#configure-modules)<br>[X.509 manual provisioning](how-to-provision-single-device-linux-x509.md)|
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|[1.0.9](https://github.com/Azure/azure-iotedge/releases/tag/1.0.9)| Stable | March 2020 | October 2020 | X.509 autoprovisioning with DPS<br>[RestartModule direct method](how-to-edgeagent-direct-method.md#restart-module)<br>[support-bundle command](troubleshoot.md#gather-debug-information-by-using-the-support-bundle-command)|
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### IoT Edge for Linux on Windows
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### IoT Edge for Linux on Windows
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| IoT Edge release | Available in EFLOW branch | Release date | End of Support Date | Highlights |
| 1.5 |[Long-term support (LTS)](https://github.com/Azure/iotedge-eflow/releases/tag/1.5.1.28104)| November 2024 | November 10, 2026 |[Azure IoT Edge 1.5](https://github.com/Azure/azure-iotedge/releases/)<br/> [CBL-Mariner 2.0](https://github.com/microsoft/azurelinux)<br/>Enable [migration from EFLOW 1.4 LTS to EFLOW 1.5 LTS](./iot-edge-for-linux-on-windows-updates.md)|
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| 1.4 |[Long-term support (LTS)](https://github.com/Azure/iotedge-eflow/releases/tag/1.4.1.13112)| November 2022 | November 12, 2024 |[Azure IoT Edge 1.4.0](https://github.com/Azure/azure-iotedge/releases/tag/1.4.0)<br/> [CBL-Mariner 2.0](https://github.com/microsoft/azurelinux)<br/> [USB passthrough using USB-Over-IP](https://aka.ms/AzEFLOW-USBIP)<br/>[File/Folder sharing between Windows OS and the EFLOW VM](https://aka.ms/AzEFLOW-FolderSharing)|
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| 1.3 |[Continuous release (CR)](https://github.com/Azure/iotedge-eflow/releases/tag/1.3.1.02092)| July 2022 | August 2022 |[Azure IoT Edge 1.3.0](https://github.com/Azure/azure-iotedge/releases/tag/1.3.0)<br/> [CBL-Mariner 2.0](https://github.com/microsoft/azurelinux)<br/> [USB passthrough using USB-Over-IP](https://aka.ms/AzEFLOW-USBIP)<br/>[File/Folder sharing between Windows OS and the EFLOW VM](https://aka.ms/AzEFLOW-FolderSharing)|
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| 1.2 |[Continuous release (CR)](https://github.com/Azure/iotedge-eflow/releases/tag/1.2.7.07022)| January 2022 | September 2022 |[Public Preview](https://techcommunity.microsoft.com/t5/internet-of-things-blog/azure-iot-edge-for-linux-on-windows-eflow-continuous-release/ba-p/3169590)|
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| 1.1 |[Long-term support (LTS)](https://github.com/Azure/iotedge-eflow/releases/tag/1.1.2106.0)| June 2021 | December 13, 2022 | IoT Edge 1.1 LTS is supported through December 13, 2022 to match the [.NET Core 3.1 release lifecycle](https://dotnet.microsoft.com/platform/support/policy/dotnet-core). <br> [Long-term support plan and supported systems updates](support.md)|
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| 1.1 |[Long-term support (LTS)](https://github.com/Azure/iotedge-eflow/releases/tag/1.1.2106.0)| June 2021 | December 13, 2022 | IoT Edge 1.1 LTS was supported through December 13, 2022 to match the [.NET Core 3.1 release lifecycle](https://dotnet.microsoft.com/platform/support/policy/dotnet-core). <br> [Long-term support plan and supported systems updates](support.md)|
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