It seems like you are experiencing issues with video playback on your 42-inch LG TV while playing games on your Windows 8 system. The choppiness you are encountering could be due to various reasons, such as display settings, hardware compatibility, or driver issues. Here are some steps you can take to troubleshoot and address the choppy video playback issue on your LG TV: 1. Update Graphics Drivers: - Make sure that your graphics drivers are up to date. Even though you mentioned that you installed the latest Nvidia drivers, it's worth checking if there are any further updates available. 2. Adjust Display Settings: - Check the display settings on your Windows 8 system. Ensure that the resolution and refresh rate settings are...