Article ID : 00087801 / Last Modified : 12/07/2018

How to install Intel Wi-Fi and Bluetooth drivers on SVF1421 / SVF1521 series

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IMPORTANT: This article is applicable to the limited number of FIT E Vaio (SVF1521 & SVF1421) for which the wireless card has been replaced at the Sony Repair Centre and for which the customer decided to perform a full system recovery afterwards.

Our authorized repair partner has replaced the WLAN card of  the VAIO and has made the necessary driver updates to improve Wi-Fi performance. The below procedure needs to be applied only if you recover your VAIO to the original factory state.

  1. Go to Control Panel -> Programs -> Programs and Features.
  2. Select from the list and uninstall following programs:
    1. Broadcom Wireless Utility
    2. WIDCOMM Bluetooth Software

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  3. Restart the unit if requested.
  4. Download file containing WiFi & BT drivers from here. Save and extract the folder to a location on the hard drive.
    1. Install Intel Bluetooth driver by double clicking on "INDBLT-80276518-0082.EXE" in the Intel Blutooth (SVF1521) folder. NOTE: Install the application with default settings.
    2. Install the Intel WLAN drivers by running the Setup.exe in the Intel WLAN (SVF1521) folder. NOTE: Install the application with default settings.