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usb21.zip for Windows

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Editors’ Review

Download.com staff
This Acer USB driver package provides essential support for various Intel, NEC, and VIA USB host controllers, ensuring seamless device connectivity.

Top Recommended Alternative

  • Pros

    • Supports multiple Intel, NEC, and VIA USB controllers
    • Includes drivers for USB 2.0 Root Hub
    • Provides compatibility with Generic USB Hubs

  • Cons

    • Driver package may not be updated frequently
    • Limited to specific hardware configurations
    • Does not specify OS compatibility
Icon of program: usb21.zip

usb21.zip for Windows

Download now

Used usb21.zip for Windows?

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Full Specifications

GENERAL
Release
Latest update
Version
5.1.2600.0
OPERATING SYSTEMS
Platform
Windows
Operating System
  • Windows 10
  • Windows 2003
  • Windows XP
  • Windows NT
  • Windows 2000
Additional Requirements
  • Windows NT 4 SP 6
  • Windows 2003 SP 1
  • Windows XP AMD 64-bit
  • Windows XP 64-bit SP 1
  • Windows NT 4 SP 2
  • Windows 2000 SP 1
  • Windows 2003 64-bit
  • Windows 2003 AMD 64-bit
  • Windows XP 64-bit SP 2
  • Windows NT 4 SP 3
  • Windows 2000 SP 2
  • Windows Server 2003 x64 R2
  • Windows 2000
  • Windows 2003 64-bit SP 1
  • Windows Vista AMD 64-bit
  • Windows XP Itanium 64-bit
  • Windows NT 4 SP 4
  • Windows 2000 SP 3
  • Windows NT 4
  • Windows XP 32-bit
  • Windows XP SP 1
  • Windows Server 2003 x86 R2
  • Windows ME
  • Windows 2003 Itanium 64-bit
  • Windows NT 4 SP 5
  • Windows 2000 SP 4
  • Windows Vista 32-bit
  • Windows XP 64-bit
  • Windows NT 4 SP 1
  • Windows Server 2008 x64
  • Windows NT 3
  • Windows Server 2008 x86
  • Windows XP
  • Windows Server 2008
  • Windows 2003
  • Windows Vista Itanium 64-bit
  • Windows XP Itanium 64-bit SP 1
  • Windows 2003 32-bit
  • Windows XP Itanium 64-bit SP 2
  • Windows XP SP 2
  • Windows 95
  • Windows 98
  • Windows Vista
  • Windows NT
  • Windows 2003 Itanium 64-bit SP 1
  • Windows XP Pro
POPULARITY
Total Downloads
38,636
Downloads Last Week
5
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Developer’s Description

By Acer
USB driver
This package supports the following driver models:
  • Intel PCI to USB Enhanced Host Controller
  • NEC PCI to USB Enhanced Host Controller B0
  • NEC PCI to USB Enhanced Host Controller B1
  • USB 2.0 Root Hub
  • Generic USB Hub
  • VIA PCI to USB Enhanced Host Controller
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