Qualcomm FastConnect 7800 Wi-Fi and Bluetooth Driver Driver 1.0.4478.2200
by QualcommWindows 11ARM64
- Manufacturer
- Qualcomm
- Device
- Qualcomm FastConnect 7800 Wi-Fi and Bluetooth Driver
- Driver version
1.0.4478.2200- Release date
- April 17, 2026
- Supported Windows
- Windows 11
- Architecture
- ARM64
- File size
- 14.5 MB
- Source
- Dell official catalog
Supported hardware IDs (1)
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 (arm64)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).