Once you do both of these, reboot the computer, and with any luck, you’ll get your microphone array back and life will go on! This may work for other makes and models, as googling found a simliar problem on HP and Dell laptops too. Right click Microphone and click Properties. Right-click it again and select Set as Default Device.
Right click the Headset Microphone and click Enable. In Control Panel, select Large icons from the View by drop down menu. The Fix: I found this fix works in device manager, un-install the OED device, making sure to check the “delete driver” checkbox, then do the same for the “Smart Sound Technology Audio Controller” device above it, also enabling the “delete driver” checkbox. Make sure the the headset is connected and proceed with these steps. I found that Lenovo System update already had the newer driver for both Realtek and Intel in place, yet interestingly if you try to select a new driver (from hardware list) for the OED device, it offers both a new and older driver.
Updated Realtek audio driver v.1 to fix WU issue. Its primary use is to unlock full capabilities of Realtek audio chipset on a wide array of ASUS PC configurations and streamlined reproduction and management of audio signals for both complete PC novices and seasoned professionals. Update Dolby driver to fix crash issue caused by INVALID_POINTER_READ_c0000005_DolbyAPOvlldp.dll!Unknown. ASUS Realtek Audio Driver is one of the most commonly used driver packages on millions of desktop PCs and laptops today. Realtek High Definition Audio Driver for Windows 10 (64-bit), 8.1 (64-bit), 8 (64-bit) - ThinkPad T431s. 1 should also update the Intel driver, as seen in the release notes: These Intel devices are part of the Realtek sound package in the laptop, and you can find the updated Realtek driver here, which also includes the newer Intel driver: Turns out there’s a driver issue, and the fix is to update the driver, but sometimes even after updating the driver, it still doesn’t work. This is what they look like when healthy while the problem is occuring, you’ll see an alert symbol next to the line ending with OED Audio driver is the software that helps your operating system to communicate with audio devices such as internal sound cards, speakers, headsets, and microphones. This package contains the Realtek High Definition audio driver. Going into Device Manager, I see an exclamation point next to “Intel SST Sound System Technology OED”, yet there’s another Intel SST device above it that looks fine. Audio inputs and outputs > Microphone array > Sound, video and game controllers > Realtek(R) Audio If not, kindly do so: - Locate the said driver in Device Manager - Right click on the driver and select 'Update Driver'. This package contains the Realtek High Definition audio driver. Download new and previously released drivers including support software, bios, utilities, firmware, patches, and tools for Intel products. Here’s a fun one I tackled recently brand new Lenovo T15 laptop, fresh Windows install, but the built-in microphone is missing (in Windows)! Camera is working.