Make sure Wi-Fi Settings Mode is set to 2.4GHZ and 5GHz.Realtek_WiFi_RTL81xxCU_8188RU_10.2013/DATA/8188EU.ini.Manuals are posted on your model support page.įor newer computers that came with the Smart Network tool: NOTE: To see if your computer has one of the WLAN adapters listed above or any other WLAN adapter that only supports the 2.4 GHz frequency, check the specifications. Atheros AR9285 Wireless Network Adapter (802.11b/g/n).Atheros AR928X Wireless Network Adapter (802.11b/g/n).Atheros® LAN Express AS IEEE 802.11g PCI-E adapter 2.4 GHz (802.11b/g).The following WLAN adapters, as well as some others, only support the 2.4 GHz band. NOTE: For information about updating the firmware or configuring the frequency of your router, refer to the documentation of the router or contact the manufacturer. Configure the router to only use the 2.4 GHz band.WARNING: If you configure your router only for the 2.4 GHz frequency, Wi-Fi® devices that use only the 5 GHz frequency will not be able to connect. Install the latest firmware update for the router.Download and install the latest driver update for the WLAN adapter.ĭownloads are posted on your model support page.
The issue may be resolved using the following information:
Issues may include dropped connections, slow speeds or limited connectivity. If you are using a VAIO® computer with a wireless LAN adapter that only supports the 2.4 GHz frequency, then it may not detect and properly connect to a WLAN router that is configured for the 5 GHz frequency.
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