DriverCove

Mediatek Inc. Bluetooth Driver Update (1.1146.0.572) Driver 1.1146.0.572

by MediaTekWindows 1164-bitSHA-256 verified

Manufacturer
MediaTek
Device
Mediatek Inc. Bluetooth Driver Update (1.1146.0.572)
Driver version
1.1146.0.572
Release date
January 20, 2026
Supported Windows
Windows 11
Architecture
64-bit (x64)
File size
4.4 MB
File name
6e091e1d-dbf6-41c0-94a0-c3e6a1d6c4e7_ea5be9cb1be9c235b0360d22bda7dd92bc1972f3.cab
Digital signature
Signed - catalog mtkbtfilter.cat
INF version
01/20/2026,1.1146.0.572
INF provider
Mediatek Inc.
Device class
Bluetooth
Source
Microsoft Update Catalog
Last verified
July 8, 2026
SHA-256
f635b3370bfe13854a1c3be27c2b61d21efd08f45618ecce44497f06540b07a5

Supported hardware IDs (42)

Compare with your device: Device Manager → right-click the device → Properties → Details → Hardware Ids. If one of the values above matches, this driver supports your hardware.

How to install

  1. Create a restore point(Start → "Create a restore point" → Create), so you can roll back if anything goes wrong.
  2. Verify compatibility: your Windows version (Windows 11) and architecture (x64)must match this driver, and your device's Hardware ID should appear in the list above.
  3. Download the file using the button - it comes directly from Microsoft Update Catalog.
  4. Optionally verify the checksum: open PowerShell, run Get-FileHash your-download.cab -Algorithm SHA256 and compare with the SHA-256 above.
  5. Extract the .cab archive: right-click → Extract All, or run expand -F:* file.cab C:\driver\ in Command Prompt.
  6. Install via Device Manager: right-click your device → Update driver → Browse my computer → point to the extracted folder. Alternatively run pnputil /add-driver C:\driver\*.inf /install.
  7. Check Device Manager: the device should show no warning icons, and the driver version should match.

How to roll back

If the device stops working after the update: Device Manager → right-click the device → Properties → Driver tab → Roll Back Driver. If the button is greyed out, use the restore point from step 1 (Start → "Recovery" → Open System Restore).