The driver installed is not intended for your specific Acer model.
In , right-click your audio device and select Uninstall device .
It looks like you’re asking for a — but that’s a broad term. Acer doesn’t make the audio hardware itself; they use components from Realtek , Intel (Display Audio), NVIDIA / AMD (HDMI audio), and sometimes DTS or THX software enhancements.
: Extract the downloaded ZIP file, locate setup.exe or install.exe , and run it. Restart your computer once the process is complete. Alternative Update Methods
Windows is quite effective at finding and installing the correct drivers automatically. Select > Settings (gear icon) > Windows Update . Select Check for updates . If audio driver updates are available, install them.