If no official driver exists, consider using generic Microsoft HD Audio drivers (built into Windows 7 SP1) or a USB audio adapter as a plug-and-play workaround.
| | Best Free Driver | Success Rate | |---|---|---| | Realtek ALC662/ALC887 | Realtek R2.82 (Win7 64-bit) | 98% | | Unknown audio chip (VIA/CMedia) | Generic Microsoft HD Audio | 90% | | No driver works at all | Snappy Driver Installer (Audio pack) | 95% (but read each prompt) | | You just need audio output | USB sound dongle (driverless) – $2 hardware solution | 100% | sound drivers ws-68 windows 7 free
: Offers verified Realtek drivers for Windows 7 that work on many non-Lenovo systems using the same chipset. If no official driver exists, consider using generic
In , right-click your device and select Update Driver Software . Select Browse my computer for driver software . Select Browse my computer for driver software
The yellow triangle vanished. In its place was a clean, recognized audio device: .