Unzip the downloaded .rar file (part4) on your computer.
If the image appears too large (oversized), ensure the config file matches your 3840x2160 panel resolution. Download MS638 PC822 3840x2160 Aconatic 49DSU800 part4 rar
Do not power off the TV during the update; this can permanently brick the device. 🛠️ Step-by-Step Installation Unzip the downloaded
If the TV hangs on the Aconatic logo, the firmware might be incomplete or the internal memory (eMMC) may be failing. Download MS638 PC822 3840x2160 Aconatic 49DSU800 part4 rar
Once the TV boots to the setup screen, remove the USB drive and proceed with the initial configuration. ⚠️ Troubleshooting