Huawei Watch 4 series is getting HarmonyOS 4.2 closed beta firmware

Huawei Watch 4 series has started collecting the HarmonyOS 4.2 closed beta update with a set of new features and capabilities. The firmware has fresh watch faces, improvements to battery life, and the addition of the no-touch car control feature.

The information reveals that Huawei is rolling out the HarmonyOS 4.2 closed beta for the Watch 4 series with the 4.2.0.336 version. Note that the update is quite big and you should have sufficient storage and 50% of the battery for the installation.

Watch 4/Pro wearable users who have successfully enrolled in the beta activity are eligible to download this firmware. Huawei said that it will soon initiate public software testing and consumers can opt for registration via My Huawei app.

Baseline Version:

Before you proceed, ensure that your Watch 4/Pro smartwatch is running on the 4.0.0.219 version. If you have not received the new version, you can try to install it manually using the Huawei Health app > Devices > Select the watch name > Updates.

HarmonyOS 4.2.0.336 Update Changelog:

The new closed beta update accompanies a big changelog with impressive features. Users will find health-related enhancements, performance and stability optimizations, as well as, an excellent phase in their wrist gadget. You can check the details below.

All-Round Mode:

• Added official preset dials for star map roaming and astronaut jump
• Supports micro-physical monitoring 2.0. It now has 13 test activities such as pulse wave arrhythmia analysis, sleep detection, and hyperglycemia risk test results.
• Added a new health trend analysis report to easily compare the last micro-physical monitoring data and track changes in health tendency.
• Upgrades Family Care feature. It now supports viewing health data reports of family members.
• Supports Huawei TruScreen 5.5+ to make health monitoring more accurate and blood oxygen as well as other test outputs faster.
• Optimized the user experience of the hyperglycemia risk test and shortened the assessment cycle.
• Supports risk screening during sleep, nighttime lung monitoring feature, COPD non-sense screening, and abnormal reminders. Adds sleep detection.
• Added fat loss and body shaping sections. Users can now check the real-time display of data such as dietary intake, activity calories, calorie deficit, etc. to help them achieve their fitness goals.
• Upgraded the female menstrual cycle. Added smart menstrual period prediction and menstrual symptom marking features. These additions support calendar view and donut view display.

Smart Car selection and Link features:

• Added NFC car key and Bluetooth car key features for the AITO M9 and Luxeed S7 models.
• Upgraded the watch version of the AITO app. Now it supports voice control of the AITO model. It can open and close the trunk, unlock and lock, etc., and supports the customized exclusive watch face of AITO M9.
• Launched the watch version of the HarmonyOS Smart app, which supports the Luxeed S7 remote control car. Please go to the Huawei AppGallery to download it.

System Improvements:

• HarmonyOS 4.2 upgrade supports setting 40 alarm clocks at a time.
• Supports hierarchical display of exercise record interface.
• Optimizes the Bluetooth call reminder experience.
• Optimizes system performance and stability in some scenarios

Ultra-long battery life mode:

• Upgraded the ultra-long battery life mode to support a new interface and chessboard display.
• Added official star map roaming preset watch face and supports TruScreen 5.5+ technology.