USB Root Hub for 530U3BI/530U4BI/530U4BH driver [sp74164.exe]
USB Root Hub Driver for Windows Vista/7/8/10 32-bit and 64-bit. Keep your PC sounding crisp and clear.| Driver name | USB Root Hub |
| Version | 1.12.5.0 |
| Date | 2011-06-02 |
| Win 32 Support | 2K,XP,2K3,VISTA,WIN7,WIN8,WIN10 |
| Win 64 Support | XP,VISTA,WIN7,WIN8,WIN10 |
| Filename | sp74164.exe (9.43 MB) |