; Windows Modem Setup File ; Copyright (c) 1998 3Com Corporation ; Manufacturer: 3Com Corporation ; Puma USB x2/Voice INF --- USB INF ; ; VER 1.0 01/30/98 KGR - Initialize for USR0003 and VID_04C1h&PID_0003 ; VER 1.1 02/03/98 KGR - Added FirstValidPort to hardware key of USB ; VER 1.2 02/11/98 KGR - Added 3021 ID and removed DLL. [Version] Signature=$CHICAGO$ Class=USB Provider=%String0% LayoutFile=LAYOUT.INF [ClassInstall] [DestinationDirs] USB.Drvrs=11 USB.INFs=17 [Manufacturer] %String1%=USR [USR] %String2%=3COMSER,USB\VID_04C1&PID_0020 %String3%=3COMSER,USB\VID_04C1&PID_0022 %String4%=3COMSER,USB\VID_04C1&PID_3021 [3COMSER] CopyFiles=USB.Drvrs,USB.INFs AddReg=3COMSER.AddReg [USB.Drvrs] 3comser.sys 3ccport.vxd [USB.INFs] mdmusb.inf 3ComUSBWave.inf [3COMSER.AddReg] HKR,,DevLoader,0,*ntkern HKR,,NTMPDriver,0,3comser.sys [3COMSER.HW] AddReg=AddReg.HW [AddReg.HW] HKR,,FirstValidPort,1,"3" [ControlFlags] [PreCopySection] HKR,,NoSetupUI,,1 [NODRIVER] [SourceDisksNames] 1="Modem AutoInstall","3ComDrv.CAB",0 [SourceDisksFiles] 3comser.sys=1 3ccport.vxd=1 mdmusb.inf=1 usbwave.inf=1 [Strings] String0="3Com Corp" String1="3Com Corporation" String2="U.S. Robotics 56k Voice Pro USB" String3="U.S. Robotics 56k Voice Pro USB" String4="U.S. Robotics 56k Voice Pro USB" DiskName_Desc="U.S. Robotics USB Modem Installation Disk"Download Driver Pack
After your driver has been downloaded, follow these simple steps to install it.
Expand the archive file (if the download file is in zip or rar format).
If the expanded file has an .exe extension, double click it and follow the installation instructions.
Otherwise, open Device Manager by right-clicking the Start menu and selecting Device Manager.
Find the device and model you want to update in the device list.
Double-click on it to open the Properties dialog box.
From the Properties dialog box, select the Driver tab.
Click the Update Driver button, then follow the instructions.
Very important: You must reboot your system to ensure that any driver updates have taken effect.
For more help, visit our Driver Support section for step-by-step videos on how to install drivers for every file type.