WCN785x Wi-Fi 7(802.11be) 320MHz 2x2 FastConnect 7800 Driver 3.0.0.1078
by Qualcomm Communications Inc.Windows 1164-bitSHA-256 verified
- Manufacturer
- Qualcomm Communications Inc.
- Device
- WCN785x Wi-Fi 7(802.11be) 320MHz 2x2 FastConnect 7800
- Driver version
3.0.0.1078- Release date
- November 24, 2023
- Supported Windows
- Windows 11
- Architecture
- 64-bit (x64)
- File size
- 5.9 MB
- File name
65d7d425-92c1-45f5-9dc0-8e5b192a1506_389b54433c4472ac163816fe3de1b0fac5cb86de.cab- Digital signature
- Signed - catalog
qcwlan64.cat - INF version
11/24/2023,3.0.0.1078- INF provider
- Qualcomm Communications Inc.
- Device class
- Net
- Source
- Microsoft Update Catalog
- Last verified
- July 7, 2026
- SHA-256
e73b4aaea11ed06100493b401d29e5bd17ee49deb86a64b10798c0cd2f2d42af
Supported hardware IDs (13)
- PCI\VEN_17CB&DEV_1107&SUBSYS_110717CB&REV_01
- PCI\VEN_17CB&DEV_1107&SUBSYS_337817CB&REV_01
- PCI\VEN_17CB&DEV_1107&SUBSYS_337917CB&REV_01
- PCI\VEN_17CB&DEV_1107&SUBSYS_338017CB&REV_01
- PCI\VEN_17CB&DEV_1107&SUBSYS_E0DC105B
- PCI\VEN_17CB&DEV_1107&SUBSYS_E0E617AA
- PCI\VEN_17CB&DEV_1107&SUBSYS_E0EA105B
- PCI\VEN_17CB&DEV_1107&SUBSYS_E0ED105B
- PCI\VEN_17CB&DEV_1107&SUBSYS_E0F7105B
- PCI\VEN_17CB&DEV_1107&SUBSYS_E0FB105B
- PCI\VEN_17CB&DEV_1107&SUBSYS_E109105B
- PCI\VEN_17CB&DEV_1107&SUBSYS_E10A105B
- PCI\VEN_17CB&DEV_1107&SUBSYS_E10D105B
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 Microsoft Update Catalog.
- Optionally verify the checksum: open PowerShell, run
Get-FileHash your-download.cab -Algorithm SHA256and compare with the SHA-256 above. - Extract the .cab archive: right-click → Extract All, or run
expand -F:* file.cab C:\driver\in Command Prompt. - 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. - 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 |
|---|---|---|
| 3.1.0.1647 | January 21, 2026 | Microsoft Update Catalog |
| 685.13804.40.0 | December 21, 2025 | Microsoft Update Catalog |
| 3.1.0.1571 | October 16, 2025 | Microsoft Update Catalog |
| 1.0.4458.2600 | October 16, 2025 | Microsoft Update Catalog |
| 3.1.0.1571 | October 16, 2025 | Microsoft Update Catalog |
| 1.0.4392.1500 | August 2, 2025 | Microsoft Update Catalog |
| 3.1.0.1486 | May 22, 2025 | Microsoft Update Catalog |
| 3.1.0.1486 | May 22, 2025 | Microsoft Update Catalog |
| 3.1.0.1453 | March 21, 2025 | Microsoft Update Catalog |
| 3.1.0.1453 | March 21, 2025 | Microsoft Update Catalog |
| 1.0.4267.800 | March 18, 2025 | Microsoft Update Catalog |
| 3.1.0.1453 | March 13, 2025 | Microsoft Update Catalog |