Article ID : S700023571 / Last Modified : 12/07/2018

Intel WiUSB - USB xHCI conflict (Exclamation mark) in Device Manager

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Intel WiUSB / USB xHCI conflict (Exclamation mark) in Device Manager

Problem

A yellow exclamation mark may be visible under "Intel WiUSB" for "USB-IF xHCI USB Host Controller" in the Device Manager.

Exclamation mark

Solution

The problem can be resolved by applying one of below solutions.

  • 1. (Preferred method) - Run the latest available updates from VAIO Update .

or