A: No. Those OSes have native USB 3.0 support.
Look for the result titled: "Windows 7 USB 3.0 Creator Utility" windows 7 usb 30 creator utility intel download center full
: Sites like Softonic still host the file, though Intel officially recommends discontinuing its use for security reasons. Driver Verification windows 7 usb 30 creator utility intel download center full
On the download page: