Download Ms638 Pc822 3840x2160 Aconatic 49dsu800 Part4 Rar -

Release the button when you see the "Software Upgrading" progress bar on the screen.

Power off the TV and unplug it from the wall. Insert the USB drive into the USB 1 port. Initiate Update:

Once the TV boots to the setup screen, remove the USB drive and proceed with the initial configuration. ⚠️ Troubleshooting Download MS638 PC822 3840x2160 Aconatic 49DSU800 part4 rar

If the TV hangs on the Aconatic logo, the firmware might be incomplete or the internal memory (eMMC) may be failing.

To update your with the MS638.PC822 firmware, follow this guide to ensure a smooth installation and avoid "stuck on logo" issues. 📥 Prerequisites Release the button when you see the "Software

Unzip the downloaded .rar file (part4) on your computer.

Press and the physical Power button on the TV (not the remote). While holding, plug the power cord back in. Initiate Update: Once the TV boots to the

Ensure you have the official firmware files downloaded.