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SOLVED: Windows 11 - Huawei MateBook D14 AMD laptop missing Multimedia Controller driver
Unknown Multimedia Controller device after installing Windows 11 on a Huawei MateBook D14 AMD Laptop. Fixed by installing AMD Audio CoProcessor Driver.
Problem: Huawei MateBook Laptop unknown multimedia controller device
There is an unknown Multimedia Controller device in Device Manager after installing Windows 11 on a Huawei MateBook D14 AMD Laptop (NBLK-WAX9X)
H3 Unknown Multimedia Controller device
Unknown Multimedia Controller device
Multimedia Controller Device Hardware ID PCI\VEN_1022&DEV_15E2
The device Hardware ID is PCI\VEN_1022&DEV_15E2&SUBSYS_3E1919E5&REV_00
Troubleshooting steps
I tried installing the laptop drivers from Huawei's website - none of them were for the unknown Multimedia Controller device.
I also tried installing the AMD Ryzen Mobile chipset drivers, but this didn't have the Multimedia Controller driver either.
Solution: Install AMD Audio CoProcessor Driver for device ID PCI\VEN_1022&DEV_15E2
Solution: Install AMD Audio CoProcessor Driver for device ID PCI\VEN_1022&DEV_15E2
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