HarmonyOS 3.0 Developer Beta
Officially, HarmonyOS 3.0 is about to unveil its public version in July. Before that, HarmonyOS 3.0 Developer Beta has been opened for public testing, and the devices that support public testing are as follows:
- Huawei Mobile Phones: P50, P50 Pro, P50 Pocket, Mate 40, Mate 40 Pro, Mate 40 Pro 4G, Mate 40 Pro+, Mate 40 RS Porsche Design.
- Huawei Tablet: MatePad Pro 12.6-inch 2021 model. The full list is in the image below.

In summary, a total of eight models and one tablet opened HarmonyOS 3.0 public beta version, and the official version of the burst said it will be carried by the Huawei Mate 50 Series.
Huawei said that HarmonyOS 3.0 developer beta greatly enhances JS/eTS language application development capabilities and at the same time, further improves the ArkUI and ArkCompile functions.
Previously launched HarmonyOS 3.0 Developer Preview, around the system architecture, super terminal, once the development of multi-end deployment of three core values of continuous innovation, bringing system capabilities, development tools to do a comprehensive upgrade.
It is said that the whole system is more streamlined, eliminating the bloated parts of HarmonyOS 2.0, and the interaction experience between devices is greatly improved.