Updating usb 1 to usb 2
Here are some ways to identify and troubleshoot USB 3.0 related issues.The suggestions above should help you quickly determine if a product is functional, and to help you overcome common setup obstacles.This message doesn’t necessarily indicate that the device itself can perform faster, only that the USB port itself is operating at a lower speed than it supports.
For example, if you dig an old, USB 1.1 flash drive out of a closet and plug it into a USB 2.0 port, Windows will show you this warning message.
See Boot Camp: Installing Windows 7 Frequently Asked Questions for more information.
Some USB 3 devices can generate radio frequency interference that can cause Wi-Fi and Bluetooth devices operating in the 2.4GHz band to have issues communicating with your computer.
These Mac computers have Thunderbolt 3 (USB-C) ports that support USB 3.1 Gen 2 and Thunderbolt 3: You can use System Information or System Profiler to see what type of USB ports your Mac has, how fast these ports are, and what's currently connected to them. See Boot Camp: Frequently asked questions about installing Windows 8 for more information.
Learn more about identifying USB ports on your Mac. To implement USB 3 support on Windows 7 using Boot Camp, download and install the Windows Support Software (drivers).