Huawei presented its Huawei Band 7 on 29th April 2022 and it comes with a 1.47-inch AMOLED display and 194 x 368 pixels. Band 7 has 4 sensors – An accelerometer sensor, a Gyroscope sensor and an Optical heart rate sensor. Huawei Band 7 has 14 days of battery life for typical use.
According to the latest report, Huawei now released a new HarmonyOS 2.0.0.32-based software update for Huawei Band 7 with the build number v2.0.0.50. The latest update added some new features and resolve some issues. You can check the complete changelog which is mentioned below.
Add Realmicentral to your Google News feed. 
What’s New:
- Adds the smart flash card function, supports mobile phones to find the bracelet
- Adds WeChat video and voice call message reminders
- Optimizes the detection function of heart rate and blood oxygen-related data
- Users can automatically match and quickly evoke the corresponding card in the corresponding scene when using the bracelet to swipe the card
- Smart flash card function is only supported by the NFC version in China
- Needs to be set in the Wallet of the Sports Health app. To find the bracelet on your mobile phone, you can experience it through the Sports Health app > Devices > HUAWEI Band 7 > Find Devices.