HarmonyOS version history
The version history of the HarmonyOS distributed operating system began with the public release of the HarmonyOS 1.0 for Honor Vision smart TVs on August 9, 2019. The first commercial version of the IoT based operating system, HarmonyOS 2.0, was released on June 2, 2021 for phones, tablets, smartwatches, smart speakers, routers, and internet of things. Beforehand, DevEco Studio, the HarmonyOS app development IDE, hat been released in September 2020 together with the HarmonyOS 2.0 Beta. HarmonyOS is developed by Huawei. New major releases are announced at the Huawei Developer Conference|Huawei Developers Conference (HDC) in the fourth quarter of each year together with the first public beta version of the operating system's next major version. The next major stable version is then released in the third quarter of the following year.
Overview
The first public release of HarmonyOS 1.0 occurred with the release of Huawei's former brand Honor Vision smart TVs on August 15, 2019, after it was announced on August 10, 2019, as the first HarmonyOS powered commercial product in Huawei's domestic market, China.[1]
HarmonyOS 2.0 was released on June 2, 2021, commercially in Huawei's domestic Chinese market, as de facto Beta testers for Chinese users, and was quickly adopted by 10 million users within a week.[2] It was gradually rolled out globally to tablets, smartwatches and bands in Huawei's product lines between the second half of 2021 and the first half of 2022.
The current release HarmonyOS 3.1 with API 9 and an enhanced feature built for Qualcomm Snapdragon chipsets set was released March 30, 2023 that was first preinstalled on the latest Huawei flagship smartphones Huawei P60 series.[3]
Name | OS version | API version |
Initial stable release date |
Latest security patch version (release date)[4] | OpenHarmony (OHOS) version | Latest Huawei Mobile Services version (release date)[5] |
---|---|---|---|---|---|---|
HarmonyOS 1.0 | 1.0.0 | 5 | August 9, 2019 | 1.2 (September 2019) | 1.0.0 | - |
HarmonyOS 2.0 | 2.0.0 | 6 | June 2, 2021 | 2.0.0.263 (July 3, 2022) | 2.2.0 | [HMS Core 6] 6.10.0.312 (March 16, 2023) |
HarmonyOS 3.0 | 3.0.0.76 | 8 | July 27, 2022 | - | 3.0.0 | [HMS Core 6] 6.10.0.312 (March 16, 2023) |
HarmonyOS 3.1 | 3.1.1 | 9 | March 30, 2023 | 3.1.1 | 3.2 (April, 8 2023) | [HMS Core 6] 6.10.0.312 (March 16, 2023) |
Legend: Old version Older version, still maintained Latest version Latest preview version |
Version history
The following tables show the release dates and key features of all HarmonyOS operating system updates to date, listed chronologically by their official application programming interface (API) versions.
Pre-release (Internal)
- Harmony kernel 1.0 - Technology verified (2017)
- Harmony kernel 2.0 - Used for devices TEE (2018)
HarmonyOS 1.0
HarmonyOS 1.0 [1.0.0 - OpenHarmony 1.0.0] (API version 5)
The first release of HarmonyOS was on August 9, 2019 for the Honor-branded smart TV series, followed by Huawei Vision S-branded smart TV series. The system was able to run native HarmonyOS apps built on HarmonyOS Ability Package (HAP) with a new app package .app for the TV ecosystem. It was also compatible with legacy Android apps running .apk files, with in-house development for key modules based on open-source framework and incorporated the following features:[6][7]
- Huawei AppGallery, allowing application downloads and updates through the Market application.
- Huawei Browser
- Camera support
- Huawei ID, allowing management of over-the-air synchronization of Gmail, People, and Calendar.
- Petal Search, allowing users to search the Internet and phone applications, contacts, calendar, etc.
- Huawei MeeTime video messaging.
- EMUI Huawei smartphone and tablet devices connectivity support
- Mirror Share support
- Huawei Music music streaming service, enabling management, importing, and playback of media files.
- Huawei Video
- Wallpaper support
- Compatible with Android apps running .apk files, with in-house development for key modules based on open-source framework.
- Native HarmonyOS apps built on HarmonyOS Ability Package (HAP) with a new app package .app for the TV ecosystem
- Other applications include: Photos and Settings.
- Wi-Fi and Bluetooth support.
- Distributed architecture
- Huawei ARK compiler
- Deterministic Latency Engine
- Formal verification of TEE microkernel and Multi-device IDE (Beta)
Version 1.2 obtained a Common Criteria certification for security.[8]
HarmonyOS 2.0
HarmonyOS 2.0 [2.0.0 - OpenHarmony 2.2.0] (API version 6)

HarmonyOS 2.0 was launched at the Huawei Developer Conference on 10 September 2020. Huawei announced it intended to ship the operating system on its smartphones in 2021.[9] The first developer beta of HarmonyOS 2.0 was released on December 16, 2020 for the Chinese domestic market on older Huawei smartphone models which include developer features to build HAP apps and SDK tools for developers. Huawei also released the DevEco Studio IDE, which is based on IntelliJ IDEA, and a cloud emulator for developers in early access.[10][11]
Released on June 2, 2021, HarmonyOS 2 includes in-house development for the kernel and app framework for the general public in the Chinese domestic market.
This version includes a new Harmony OS 2.0 home screen based on EMUI design, new control panel design layout with Super Device, Service Center, Service Cards, and App Snippets for the atomic services platform exclusive to native HarmonyOS apps. It has shared multitasking known as Task Center for Huawei devices between phone and tablets as well as running more than one app on tablet and phone screens. The new OS is also optimized for Huawei Super Device, connecting Huawei computers, tablets and smartphones with on-screen gestures and multi-screen collaboration.[12]
- Smartphone and tablet home screen based on EMUI design upgradable from EMUI.
- Support for watches from LiteOS with new crown UI similar to Apple Watch.
- Android compatibility apps of Android 10 and 11 support with .apk and .aab packages support with Linux on phones and tablets
- A new control panel design layout with Super Device.
- Service Center, Service Cards, and App Snippets for the atomic services platform exclusive to native HarmonyOS apps.
- Shared app multitasking known as Task Center across Huawei devices between phone and tablets as well as running more than one app on tablet. The Task Center allows phone screens using the base CPU for apps or the GPU of the host distributed device for games. Including drag and drop of documents from one device to another in an app.[13]
- Optimized for Huawei Super Device, connecting Huawei computers, tablets and smartphones with on-screen gestures and multi-screen collaboration.
- EROFS read only file system support
- (HDFS) HarmonyOS Distributed File System file system
- Comprehensive security kernel stack
For Smart Screens:
- HarmonyOS 2 update for smart screens from 1.0 brings new smart functions such as smoother connections, includes super terminal, screen split-screen, and smart reminder functionalities.
Minor firmware updates under HarmonyOS 2.x:
HarmonyOS 2.0.1 & 2.0.1 SP3 update - October 2021 (Mid-range); December 2021 (High end):
- Stability and optimisation update for all Qualcomm Snapdragon based Huawei smartphones. Also minor user experience enhancements cross device Task Sharing with larger MatePad 11 high end tablet line for high end Huawei flagship smartphones.[14]
HarmonyOS 2.1 for watches - August 2022:
HarmonyOS 3.0
HarmonyOS 3.0 [3.0.0.76 - OpenHarmony 3.0] (API version 8)
HarmonyOS 3 was announced on Huawei Developers Conference 2021 on October 22, 2021[17] and launched on July 27, 2022.[18]
The Harmony OS 3 version was reported to bring more stability and increased performance of the system's kernel for better user experience and low power consumption. The new release also aims to bring more power to the Super Device feature, which allows connectivity between smart devices with a single super device such as a smartphone. It includes Huawei services such as Huawei Mobile Services (HMS) for Harmony Ability Packages (HAP) native HarmonyOS apps, Celia Assistant and Service Center in global markets.
Java language support dropped on HMOS 3.0 for main full support of eTS, JS and future Cangjie programming languages in the new version of the operating system. Since API Level 8, .hap apps can run on both HarmonyOS and OpenHarmony.
Huawei aims to release the new version of the operating system globally to older models gradually and release new smartphone and tablet models in two months after the release.[19]
- Improved organised folders with Service Cards support and enhanced Service cards customisations resizing.
- A new Super Home Screen which is an extension of the super device features introduced on HMOS 2 that allows users to share the mobile home screen application to their devices powered by HarmonyOS operating system. Similar to shared multitasking of apps on HarmonyOS 2 on HarmonyOS powered devices.[20]
- Improvements with UI/UX experiences.
- Optimised and performance latency improvements bringing more fluid experience to the operating system.
- Super Device enhancements.
- Celia Assistant and Service Center in global markets.
- Android compatibility version upgrade to Android 12 for the compatibility of latest Android apps on smartphones and tablets.
- Status bar customisations on smartphones.
- Improvements to privacy protections
- New Super Device settings interface.
- Java language support dropped for main full support of eTS, JS and future Cangjie programming languages in the new version of the operating system.
- .hap apps can both run on both Huawei's HarmonyOS and open source HarmonyOS, OpenHarmony.
- Supports for more than one headphones, earphones connectivity via Bluetooth connectivity on Super Device.
- New UI embedded on the home screen of Themes customisation with colours, shape of icons etc.
- Service Cards now has additional customisation sizes.
- New organisation folders layout that allows system toggles customisation directly on the home screen without the need to drag down Control Panel center.
- Service Cards can now be organised in folders with customisation sizes.
- Service Cards can now be organised as a collection of cards that allows users to flick different Atomic Service Cards.
- Enables sharing with phone’s cellular network with a tablet to answer calls or receive SMS directly on the large-screen device.
- Auto layout on home screen customisation powered by AI[21]
For Cars:
- Super Home Screen
- Dual-screen collaboration
- Smart Search support
- Master driving privacy mode
- HUD's adaptive adjustment
- Time wallpaper
- Improvements to Celia Assistant.[22]
For Watches:
- Professional Sport functions
- Health Management
- Smart Travel
- Automated enter and exit sleep mode
- Mute Collaboration Function
- Super Device support
- Advanced Dial that comes with Mountain Cloud sea effect, Kaleidoscope Dial and New Watch Faces
- Playing Skills
- System improves and optimises Bluetooth connections with new status icon.[23]
For Smart Screens:
- HarmonyOS 3: 720P becomes 4K, with clearer portraits of the subject.
- Sports Health function supports 200ms low latency, multi-person recognition anti-interference.
- Smoother connections, clearer details and a more stable picture.
- Smart life that support for one-touch access to external storage.
- Children’s mode: new support for motion physical games using motion sensors of the camera.[24]
HarmonyOS 3.1
HarmonyOS 3.1 [3.1.1 - OpenHarmony 3.2] (API version 9)
HarmonyOS 3.1 was announced on Huawei Developers Conference 2022 on November 4 2022, and launched on March 30, 2023
The Harmony OS 3.1 version was reported being a more evolution of version 3.0, that brings more stability at API level and increased system animation fluidness improvements as well as visually refined on the user interface side for better user experiences and also API improvements for app developers.[25]
- 3D Always on Display (AOD)
- Faster start-up and running time of apps
- Improved user experiences with dynamic special effects in notification centre, Atomic Service Card size adjustments, window size adjustments and audio control.
- Custom lock screen
- Better optimisation of icons with minor changes
- New stock camera app that includes the new rotating zoom ring
- Second generation satellite communication features support in China
- Better lifecycle security control of hide on-screen applications and background popup app management
- Foldable phone UI support to manage large on-screen display with new home screen layout with window rotation and query capabilities through various interfaces optimised for foldable smartphone hardware.
- New input method cursor direction added
- Improved AI powered smart multi-tasking split screen functions
- Brand new lock screen functionality
- Fluid, smoother and seamless transitions of system animations across the OS.
- ArkUI development framework support for new HarmonyOS Design Language System
- ArkTS language support
- Enhanced Web services and application framework
- Meta capability expansion of stage development models
- Added interface for querying application[26]
- Huawei Pangu AI Natural Language Processing (NLP) model integrated into HarmonyOS 3.1 Celia Assistant improvements in China[27]
References
- Deng, Li (10 August 2019). "Honor Vision with HarmonyOS officially unveiled, check out the price". Huawei Central. Huawei Central. Retrieved August 10, 2019.
- Smith, Chris (10 June 2021). "This new Android rival hit 10 million users in just one week". BGR. BGR. Retrieved June 10, 2021.
- NYAME, FREDERICK (23 March 2023). "HUAWEI P60 SERIES LAUNCHED, GREAT SPECS BUT NOT TOO IMPRESSED". gizchina. gizchina. Retrieved 13 April 2023.
- "Security Bulletins". HarmonyOS Device. Huawei. Retrieved July 11, 2022.
- "Huawei Mobile Services (HMS Core) by Huawei Internet Services". APKMirror. Retrieved July 11, 2022.
- "Huawei Launches New Distributed Operating System, HarmonyOS". Huawei. Huawei. Retrieved August 9, 2019.
- Rahman, Mishaal (10 August 2019). "Honor Vision smart TV is the first device with Huawei's Harmony OS". XDA. XDA. Retrieved August 10, 2019.
- Sleegers, Wouter. ""Certification Report"" (PDF). TÜV Nederland. TÜV Nederland. Retrieved June 24, 2022.
- Kharpal, Arjun (10 September 2020). "Huawei says its own operating system HarmonyOS will come to smartphones next year". CNBC. Retrieved 21 September 2020.
- "Document - Building and Creating HAPs". developer.harmonyos.com. Retrieved 2020-12-20.
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: CS1 maint: url-status (link) - Amadeo, Ron (2021-02-02). "Huawei's HarmonyOS: "Fake it till you make it" meets OS development". Ars Technica. Retrieved 2021-02-14.
- Sarkar, Amy (2021-06-25). "The Task Center feature of HarmonyOS 2 brings you connected cross device experience". Huawei Central. Retrieved 2022-07-31.
- Sarkar, Amy (25 June 2021). "The Task Center feature of HarmonyOS 2 brings you connected cross device experience". Huawei Central. Huawei Central. Retrieved June 25, 2021.
- Sarkar, Amy (2021-09-20). "HarmonyOS Cross Device Task Center feature rolling out for Huawei P50 Pro". Huawei Central. Retrieved 2023-04-13.
- Li, Deng (2021-10-25). "Huawei Watch GT 3 comes with HarmonyOS 2.1". Huawei Central. Retrieved 2023-04-13.
- Alderson, Alex. "August 2022 HarmonyOS 2.1 update introduces new features for Huawei Watch 3". Notebookcheck. Retrieved 2023-04-13.
- Sarkar, Amy (26 October 2021). "HarmonyOS 3.0 Roadmap: Preview, Beta, Release date". Huawei Central. Huawei Central. Retrieved October 26, 2021.
- Li, Deng (2022-07-27). "HarmonyOS 3.0 Launched: Be One, Be More". Huawei Central. Retrieved 2022-07-31.
- Udin, Efe (9 July 2022). "HARMONYOS 3.0 SIGNIFICANTLY IMPROVES PRIVACY PROTECTION – TO LAUNCH ON JULY 27". gizchina. gizchina. Retrieved July 9, 2022.
- Li, Deng (7 July 2022). "HarmonyOS 3.0 beta adds new super home screen and super device features". Huawei Central. Huawei Central. Retrieved July 7, 2022.
- Nyame, Frederick (2023-04-16). "Huawei HarmonyOS Beats Android and iOS with One Very Useful Feature". Gizchina.com. Retrieved 2023-04-18.
- Sarkar, Amy (2023-03-31). "Here are all HarmonyOS 3 features for cars". Huawei Central. Retrieved 2023-04-13.
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- "HarmonyOS could give Android, iOS a good run for their money". International Business Times UK. 2023-04-11. Retrieved 2023-04-13.
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- Li, Deng (2023-04-04). "New Huawei Pangu AI model launching on April 8". Huawei Central. Retrieved 2023-04-13.