It seems like you have encountered a common issue where Windows updates affect the sound functionality on ASUS laptops with Realtek ALC 256 audio drivers. The workaround solution you provided involves uninstalling the OEM69.inf driver to restore sound functionality. Here are some additional steps and information you may find helpful: 1. Driver Compatibility: Windows updates can sometimes cause conflicts with existing drivers, leading to issues like loss of sound. It's essential to ensure that the drivers installed on your system are compatible with the Windows version you are using. 2. Rollback Feature: In cases where a specific driver update is causing issues, you can use the Device Manager to roll back to the previous...