General Troubleshooting for the Killer 1535 Wireless Card

Summary: This article contains information about troubleshooting the Killer wireless card.

This article applies to This article does not apply to This article is not tied to any specific product. Not all product versions are identified in this article.
Check out other resources

Symptoms

Not Applicable

Cause

Not Applicable

Resolution

Killer Wireless Card

The following steps can help troubleshoot limited, no connectivity, and download problems with the Killer wireless card.

 
NOTE: If the computer has no Internet access, download the "Intel Killer Performance Suite" on another computer. Then transfer the "Intel Killer Performance Suite" with a USB memory key.
 
  1. Download the latest version of the "Intel Killer Performance Suite" from the Killer support website. This hyperlink is taking you to a website outside of Dell Technologies
  2. Uninstall the current Wireless card driver from Programs and Features.
  3. Uninstall the Killer driver from the Device Manager.
  4. Restart the computer.
  5. Install the "Intel Killer Performance Suite."
  6. Go to the Device Manager.
  7. Look for the Killer Wireless Card entry.
  8. Right Click and go to Properties.
  9. Click the Advanced tab.
  10. Select Wireless Mode and change it to 08-11 a/b/g/n.
  11. Click Ok and then wait for the wireless to reconnect and test if the wireless is functioning properly.
NOTE: The Router SSID should be set to WPA2 AES.


Back to Top

More Troubleshooting Steps for the Wireless Performance on Killer Wireless Cards

If you are having issues with wireless performance (slow speed or disconnects) using the Killer wireless card, you can also try the following troubleshooting steps:

  1. Are other devices having no problem with the same wireless connection?
  2. Did you test the connection speed? You can use Speedtest.net This hyperlink is taking you to a website outside of Dell Technologies to test the connection speed. Test both the download and the upload speeds of the wireless card.
  3. Did you try Speedtest.net This hyperlink is taking you to a website outside of Dell Technologies using a different web browser (Google Chrome, Firefox, Microsoft Edge)?
  4. Ensure when running Speedtest.net This hyperlink is taking you to a website outside of Dell Technologies to check both the Internet Service Provider (ISP) and server connection.
  5. Are you connected to the wireless router using 2.4 GHz or 5 GHz? If possible, use 5 GHz first and compare connections to other devices using the Speedtest.com  This hyperlink is taking you to a website outside of Dell Technologies website.
  6. Verify the distance between the computer and the router is within range and that no obstructions are blocking the router and the computer.

Back to Top

Affected Products

Alienware, XPS, XPS Tablets
Article Properties
Article Number: 000124915
Article Type: Solution
Last Modified: 23 Apr 2025
Version:  10
Find answers to your questions from other Dell users
Support Services
Check if your device is covered by Support Services.