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Software and driver updates are the most common source of issue resolution for Wi-Fi connection issues. If you are experiencing a Wi-Fi connection issue, first install an updated version of the software and drivers. If that does not resolve your issue, see the troubleshooting steps listed for your specific symptom.
- Contact your computer manufacturer for the latest updates
- Update generic versions of the software and drivers for Intel wireless products
| Note |
This troubleshooting document is provided for the home or small-office user. It is not intended for complex networks with many devices and advanced security settings. | |
Possible symptoms
Wi-Fi radio is turned off
Adapter disabled
- Click Start » Control Panel » System » Hardware tab » Device Manager » click the + symbol in front of Other Devices to expand the section » right-click the Intel® PRO/Wireless Network Connection » click Enable if that choice is available
- Click Start » Connect to » Show all connections » right-click the Intel® PRO/Wireless Network Connection » click Enable if that choice is available
Unable to connect to access point or Wi-Fi broadband router
- If shared authentication is configured, confirm that the passphrase or pre-shared key is the same for both the mobile device and the AP (applicable if using WEP, WPA-Personal or WPA2-Personal)
- Verify that you have an IP address by referencing the AP vendor documentation or by contacting your Internet Service Provider (ISP)
Network adapter not detected
The network adapter will not be detected if one of the following issues exists:
Contact your computer manufacturer for the latest updates and technical support information related to this issue.
Poor or no signal strength
If the AP or router is functioning and is nearby, check for the following issues:
- Antenna loose or disconnected
- Defective network card
Contact your computer manufacturer for the latest updates and technical support information related to this issue.
Persistent disconnects and other stability issues
- Check for possible sources of interference, particularly if using IEEE* 802.11 Wi-Fi adapters operating in the 2.4 GHz spectrum (possible interference sources can include cordless phones, microwave ovens, Bluetooth* devices, other 802.11 Wi-Fi networks)
- Verify that your AP or router is functioning properly - contact your AP/router manufacturer for firmware upgrades or replacement of a defective product
- Set Power save polling (PSP) to Continuously Aware Mode (Note: Battery life can decrease more rapidly if not connected to a power source.)
- Verify that the roaming aggressiveness setting in the adapter properties is not set to the minimum or the maximum
- Disable any AP/router radio management or features for off-channel scanning (or anything similar to off-channel scanning).
This applies to:
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