My USB 3.0 device works in my PC's USB 2.0. My USB 3.0 device does not work in my wife's PC's USB 2.0. Why? - Quora
![StarTech.com 6 Port USB 3.0 / USB 2.0 Combo Hub with 2A Charging Port - 2x USB 3.0 & 4x USB 2.0 - Add 2x USB 3.0 and 4x USB 2.0 ports StarTech.com 6 Port USB 3.0 / USB 2.0 Combo Hub with 2A Charging Port - 2x USB 3.0 & 4x USB 2.0 - Add 2x USB 3.0 and 4x USB 2.0 ports](https://content.etilize.com/300/1022633629.jpg)
StarTech.com 6 Port USB 3.0 / USB 2.0 Combo Hub with 2A Charging Port - 2x USB 3.0 & 4x USB 2.0 - Add 2x USB 3.0 and 4x USB 2.0 ports
![USB 3.0 ports function as USB 2.0 ports on Windows 7 -- trying to fix via DeviceMgr & downloads from Intel website - Super User USB 3.0 ports function as USB 2.0 ports on Windows 7 -- trying to fix via DeviceMgr & downloads from Intel website - Super User](https://i.stack.imgur.com/hXEl2.png)