The HP ProBook 650 G1 does not use a standard Realtek audio chipset like many consumer laptops. Instead, it uses an (or similar variant) High Definition Audio Codec. IDT (Integrated Device Technology) was acquired by other companies, and official driver support for Windows 10 was never robustly released for this older hardware.
: Sometimes the driver sets "Headphones" as the default instead of "Speakers." Go to Control Panel > Hardware and Sound > Sound and set "Speakers and Headphones" as the Default Device . Update via Device Manager : Right-click the Start button and select Device Manager . Expand Sound, video and game controllers . Right-click your audio device and select Update driver . hp probook 650 g1 audio drivers windows 10
If you prefer not to download files manually, use Windows' built-in tools: Right-click the button and select Device Manager Sound, video and game controllers Right-click IDT High Definition Audio (or "High Definition Audio Device") and select Update driver Search automatically for drivers . Windows may pull a compatible version from the Microsoft Update Catalog 3. Manual "High Definition Audio" Switch The HP ProBook 650 G1 does not use
If you have recently upgraded your HP ProBook 650 G1 to Windows 10, or performed a clean installation, you might be staring at a small red "X" on the speaker icon in your system tray. You might hear nothing from the internal speakers, or the headphones might produce crackling, distorted sound. This guide is your complete resource for finding, installing, and troubleshooting . : Sometimes the driver sets "Headphones" as the