Intel® PROSet/Wireless Software and Drivers for Windows 8.1*



This download record installs Intel® PROSet/Wireless WiFi Software 21.40.5 including driver for Windows 8.1*. Driver version may differ depending on the wireless adapter installed.

Available Downloads

  • Windows 8.1, 64-bit*
  • Size: 174.7 MB
  • SHA1: 82BA54FCA9973F43263FBC610D88348A7AF9E4AE
  • Windows 8.1, 32-bit*
  • Size: 145.9 MB
  • SHA1: F0B8B88753B6013A8D97A726D7633B2C5C02AB10

Detailed Description

Important notice:

Please be aware that driver version 21.40.5 is the last available version of the wireless driver for Windows 7* and Windows 8.1* operating systems. This software has been End of Life and no additional support will be provided to these drivers.


Intel® PROSet/Wireless WiFi Software is recommended for end users, including home users and business customers who don't need advanced IT administrator tools.

Software and drivers

Intel PROSet/Wireless WiFi Software (includes drivers):

  • WiFi_21.40.5_PROSet32_Win8.1.exe (32-bit)
  • WiFi_21.40.5_PROSet64_Win8.1.exe (64-bit)

Intel® PROSet/Wireless WiFi Software version = 21.40.5

  • Driver version = for Windows 8.1* for 18265, 8265, 3168, 18260, 8260, 17265, 7265 (Rev. D), and 3165.
  • Note: This Software Release version does not include new drivers for the Intel® Wireless 7265 Family (Rev.C), Intel® Dual Band Wireless-AC 3160 and Intel® Wireless 7260 Family adapters. Please refer to the following link for latest available drivers here.


When you update the software package, it might not update the wireless adapter driver if it includes the same driver as the previous release.

Why do I see a different driver version with my Intel® Wireless 7265 Family adapters?

Some software features are not installed by default. For more information visit: Intel® PROSet/Wireless Software.

Not sure what to download?

To determine which wireless adapter is installed in your computer system

Note: The following products support only 64-bit version of Windows 8.1.

  • Intel® Dual Band Wireless-AC 8265
  • Intel® Dual Band Wireless-AC 8260
  • Intel® Tri-Band Wireless-AC 18260
  • Intel® Tri-Band Wireless-AC 18265

How to install

  1. Download the file to a folder on your PC.
  2. Double-click on the file to launch installation.

Looking for drivers only

  1. Visit the IT Administrator Link for Intel PROset/Wireless software and drivers for IT Admins.
  2. Go to the "download link".
  3. Search for the appropriate Operating System.
  4. Download, unzip and install the correct driver.

What's new

See the release notes for supported hardware, what is new, bug fixes, and known issues.

About Intel® drivers

The driver or software for your Intel® component might have been changed or replaced by the computer manufacturer. We recommend you work with your computer manufacturer before installing our driver so you don’t lose features or customizations.

See list of manufacturers’ Support websites.

Automatic Driver and Software Updates

Identify your products and install Intel driver and software updates for your Windows* system.