0
votes
1answer
279 views

USB doesn't work but drivers and device manager seems ok

I have Asus laptop N76V series with Windows 8.1. When it was given to me at work, it had 3 devices with yellow bangs in Device Manager (Error code 32): USB Controller, Intel(R) 7 Series/C216 Chipset ...
2
votes
2answers
25k views

What does the BIOS setting XHCI Pre-Boot Mode do?

I have a BIOS setting called XHCI Pre-Boot Mode. If I have this enabled USB devices which aren't plugged in at boot are never recognised, if I set it to Disabled then USB devices work normally. The ...
5
votes
2answers
3k views

USB3 does not work in fresh Ubuntu install

I have a new computer with an Asus P8Z68-V LE + Intel i2500 + 8GB of RAM. I installed Ubuntu without any issue, but the USB3 (from the motherboard - on the back of the computer) doesn't work. I ...