MediaTek MT7920 MT7921 MT7922 MT7925 Bluetooth UWD Driver Driver 1.1146.0.585
by MediaTekWindows 1164-bit
- Manufacturer
- MediaTek
- Device
- MediaTek MT7920 MT7921 MT7922 MT7925 Bluetooth UWD Driver
- Driver version
1.1146.0.585- Release date
- June 5, 2026
- Supported Windows
- Windows 11
- Architecture
- 64-bit (x64)
- File size
- 15.1 MB
- Source
- Dell official catalog
Supported hardware IDs (5)
- PCI\VEN_10EC&DEV_B852&SUBSYS_10ECB887
- PCI\VEN_8086&DEV_463D&SUBSYS_0B371028
- PCI\VEN_8086&DEV_51A3&SUBSYS_0B371028
- PCI\VEN_8086&DEV_51A4&SUBSYS_0B371028
- PCI\VEN_8086&DEV_51EF&SUBSYS_0B371028
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
- Create a restore point(Start → "Create a restore point" → Create), so you can roll back if anything goes wrong.
- 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.
- Download the file using the button - it comes directly from Dell official catalog.
- Run the downloaded installer and follow its steps. Reboot if the installer asks for it.
- 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).
Other versions of this driver
| Version | Released | Source |
|---|---|---|
| 1.1045.0.559 | April 10, 2026 | Dell official catalog |