: Always back up critical data before a major OS jump to prevent accidental loss.
: Launch the My Huawei app from your home screen. how to download harmony os 3.0
For older models or those on EMUI looking to bridge to HarmonyOS, the app serves as an alternative. Open the Support (or Huawei Support) app. Navigate to the Service tab. : Always back up critical data before a
: Tap Check for updates ; if eligible, the HarmonyOS 3.0 firmware (typically around 6GB) will appear. how to download harmony os 3.0
: Ensure your device is on the official compatibility list and has at least 8GB of free space.