Recent firmware revisions (specifically those targeting "fake" Android 10/11 skins on API 28 hardware) have prioritized stability and connectivity:
To ensure your ZQ8003 unit is running the latest "fixed" version, follow these steps: Zq8003 Android Update Fixed
Manufacturers typically ship vendor-specific binaries and kernel branches for Zq8003 devices. Because those vendor stacks can lag behind AOSP and SoC vendor releases, users often experience delayed system updates and lingering regressions. The recent update—delivered as a coordinated effort between the SoC vendor, several OEMs, and downstream firmware maintainers—addresses a consolidated list of these issues. Zq8003 Android Update Fixed