: All local data on the head unit will typically be wiped during a manual update. Method 1: Online System Update (OTA)
To perform a full Android system update on the YT9216CJ: yt9216cj android update
Updating your head unit's firmware can resolve several common issues: : All local data on the head unit
: Go to Settings > System > System Upgrade . Look for firmware specifically for your screen resolution
Navigate to uploads/XY%E5%85%AC%E7%89%88/92%E7%B3%BB%E5%88%97%E9%80%9A%E5%88%B7%E5%B7%A5%E5%85%B7%E5%8C%85/ . Look for firmware specifically for your screen resolution and hardware configuration. If you have a 1024×600 screen, look for "1024x600" or "横屏" (landscape) folders. Common firmware versions include XYAUTO_7.3.7_1.2, v8.0.1, and v8.1.2.
Tap "Check for updates" or "Online Upgrade." If a new version is detected, follow the on-screen prompts to download and install.
: Go to Settings > System Info to find your current ROM name and Android version.