Alienware Laptops with Killer Wireless: Cannot Connect to the Internet through LAN or Wireless

Description

This issue affects only computers that are equipped with the Killer LAN E2400 and Killer WLAN 1535 adapters.

---

Supported Systems:

 

Alienware 13 R2

Alienware 15 R2

Alienware 17 R3

1. Uninstall the Killer Network Manager Suite and the Killer Wireless Drivers.

   1. Right Click on the lower left corner of the screen.
   2. Click Programs and Features.
   3. Click Killer Network Manager Suite and click Uninstall.
   4. Follow the On-Screen instructions and repeat the same process for the Killer Wireless Drivers.
   5. Restart the computer once both applications have been removed.
   NOTE: If the programs above are not listed under Programs and features, continue to the next step.

   ---

2. Download and Install the Killer Ethernet E2400 Driver.

   1. Use the SupportAssist application to update drivers for you, browse to the SupportAssist for PCs and tablets page for more information.
   2. See the How do I download and install a driver? section of Dell Knowledge base article Drivers and Downloads FAQs for information about manually updating drivers.
   3. See the Microsoft Knowledge Base article Windows Update: FAQ for information about how to get the latest version of Windows and updates.
   4. After installation of the E2400 driver, restart the computer.

   ---

3. Download and Install the Killer Wireless-AC 1535 Driver.

   1. Use the SupportAssist application to update drivers for you, browse to the SupportAssist for PCs and tablets page for more information.
   2. See the How do I download and install a driver? section of Dell Knowledge base article Drivers and Downloads FAQs for information about manually updating drivers.
   3. See the Microsoft Knowledge Base article Windows Update: FAQ for information about how to get the latest version of Windows and updates.
   4. After installation of the Killer Wireless-AC 1535 Driver, restart the computer.
   5. Open the Killer Suite app, go to settings, and disable the "Advanced Stream Detect" option.
   6. Open the Device Manager.
   7. Go into Network Adapters.
   8. Open Killer Wireless-AC 1535.
   9. Go to the Advanced tab.
   10. Under Wireless Mode, choose ABGN mode.

   ---

   NOTES:

   • Ensure that the version on both drivers you are downloading are the latest available from Dell's website) using the tools that are listed.
   • When you want to update the drivers in the future, ensure to uninstall all previous versions of both LAN and wLAN drivers.
   • When installing new drivers, you must install the LAN driver before installing the wLAN driver.

Out of warranty? No problem. Browse to the Dell.com/support website and enter your Dell Service Tag and view our offers.