Article ID : S500026415 / Last Modified : 11/04/2018

Windows 8 to Windows 7 Downgrade Limitations

Below are the limitations from Windows 8 to Windows 7 downgrade.

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Note: Some of the limitations listed below may or may not be applicable to your computer.

  1. Unable to change the LCD brightness by using function keys.
  2. Unable to control the wireless device using VAIO Smart Network.
  3. The Boot Mode returns to UEFI from Legacy as Default value.
  4. When installing operating system, it is necessary to change the settings to Legacy mode.