Intel® Killer™ Performance Suite v40.xx.xxx.xxx

Official Release by Intel of v40.25.725.164 of the Intel® Killer™ Performance Suite on August 26, 2025

Purpose
The 40.25.725.164 version of the Intel® Killer™ Performance Suite package installs the Windows® 10 and Windows 11 Wi-Fi, Ethernet drivers, and Killer Networking Software for the following Intel® Killer products:

• 23.160.0.4 for Intel® Killer™ 1550, AX1650, AX1675, AX 1690
• 1.1.4.43 (Windows 10), 2.1.4.3 (Windows 11) for Intel® Killer™ E3100
• 10.75.324.2025 (Windows 10), 1126.24.318.2025 (Windows 11) for Intel® Killer™ E5000
• 10.75.324.2025 (Windows 10), 1125.24.318.2025 (Windows 11) for Intel® Killer™ E3000, E3100G
• 10.75.324.2025 (Windows 10), 1168.24.318.2025 (Windows 11) for Intel® Killer™ E2500v2, E2600
• 40.25.725.164 for Killer Networking Software

Important Notes

• This Software Release version does not include new drivers for the Killer E2200, Killer E2400, Killer E2500, Killer 1525 Wireless, Killer 1535 Wireless, Killer 1435 Wireless, or the Killer AX500 Wireless adapters, but the Killer Networking Software can be installed on the systems with the above adapters.

Supported Devices:

Known Issues:

• Updated rules do not remain in effect and reset automatically
• UI does not auto-launch after a hybrid shutdown and resume
• GameFast does not work or start when a game begins
• WiFi disconnects intermittently after enabling Doubleshoot

Corrected Customer Issues:

• Statistic Page crashes when clicking on the Statistic Page icon
• Bandwidth limitation requires two times to apply to take effect in "Set Bandwidth" page
• Killer fails to detect P3 and P5, defaulting to P4 on the Applications Performance Page
• Killer application does not load user settings after reboot
• "Reset" button does not restore all settings to default
• Missing scroll bar in the Access Point window when too many connections are available
• Restore button on the Settings page is non-functional

Direct Drivers Downloads:
Windows 11*, Windows 10*, 64-bit Software and Wi-Fi Drivers
Download Page:  www.intel.com/content/www/us/en/download...rformance-suite.html
Windows 11 Family*, Windows 10, 64-bit*:  downloadmirror.intel.com/863132/KillerPe...1642_Win10-11x64.exe
Release Notes:  downloadmirror.intel.com/863132/KillerPe...e_40.25.725.1642.pdf

Cheers
Tom