Avoid third-party "driver updater" software. They are often adware or malware. Stick to official sources.
Acer sound drivers act as the critical communication bridge between your hardware (speakers, headphones, and sound cards) and your operating system (Windows or ChromeOS). When these drivers are missing, outdated, or corrupted, you may experience symptoms ranging from minor audio crackling to a total loss of sound. How to Find and Install Acer Sound Drivers acer sound drivers
. Restart your laptop; Windows will usually attempt to reinstall the driver automatically upon reboot. Check Output Settings Avoid third-party "driver updater" software