Driver Details

Qualcomm QCA61x4A QCA9377 WiFi and Bluetooth Driver

This package contains the driver for Qualcomm(R) QCA61x4A QCA9377 Wi-Fi and Bluetooth. This driver is supported on the OptiPlex, Latitude, Precision, XPS and Tablet models running Windows 10 (64-bit) operating system. The package fixes the blue screen 0X7E issue that is observed during sleep mode and improves Miracast video streaming. The package also fixes the Bluetooth pairing vulnerability CVE-2018-5383 and is Microsoft Windows 10 Redstone 2 (RS2) and Redstone 3 (RS3) signed.

Fixes & Enhancements

- Fixed the blue screen 0X7E issue that is observed during sleep mode.
- Miracast video lag is improved.
- Fixed the security vulnerability issue CVE-2018-5383.

- Microsoft Windows 10 RS2/RS3 signed.


Version, A14



Release date

11 Ιουν 2018

Last Updated

20 Μαρ 2019


Available formats

File Format:Update Package for Microsoft® Windows®
File Name:Qualcomm-QCA61x4A-QCA9377-WiFi-Bluetooth-Driver_5DV5X_WIN_12.0.0.697_A14.EXE
Download Type:HTTP
File Size: 98 MB
Format Description:Dell Update Packages (DUP) in Microsoft Windows 32bit format have been designed to run on Microsoft Windows 64bit Operating Systems. Dell Update Packages (DUP) in Microsoft Windows 64bit format will only run on Microsoft Windows 64bit Operating Systems. When selecting a device driver update be sure to select the one that is appropriate for your operating system.
To ensure the integrity of your download, please verify the checksum value.

By downloading, you accept the terms of the Dell Software License Agreement.

Λειτουργικά συστήματα
Windows 10 CMIT Government Edition
Windows 10, 64-bit
Applies to
Dell Wireless 1820 WiFi/Bluetooth
Dell Wireless 1820 WLAN Card
Dell Wireless 1820 WLAN M.2 card
Dell Wireless 1820A WLAN Card (M.2)
Qualcomm(R) QCA61x4A Wi-Fi/Bluetooth
Qualcomm(R) QCA61x4A Wi-Fi/Bluetooth Card
Qualcomm(R) QCA9377 Wi-Fi/Bluetooth Card
Installation instructions
Dell Update Package Instructions

1. Click Download File to download the file.
2. When the File Download window appears, click Save to save the file to your hard drive.

1. Browse to the location where you downloaded the file and double-click the new file.
2. Read over the release information presented in the dialog window.
3. Download and install any prerequisites identified in the dialog window before proceeding.
4. Click the Install button.
5. Follow the remaining prompts to perform the update.
Important Information
Before you install the new QCA9377-61X4 wireless driver, go to Programs and Features and uninstall the existing QCA9377-61x4 wireless driver. The name of the QCA wireless driver shortcut is Qualcomm Unified Wireless Suite.
Warning: Do not turn off your computer or disconnect from your power source while updating the BIOS or you may harm your computer. During the update, your computer will restart and you will briefly see a black screen.

This driver has been tested by both the independent software vendor (ISV) and Dell on the operating systems, graphics cards, and application supported by your device to ensure maximum compatibility and performance. Details

Dell recommends applying this update during your next scheduled update cycle. The update contains feature enhancements or changes that will help keep your system software current and compatible with other system modules (firmware, BIOS, drivers and software).