Conceptronic C128U Driver Download (Official)

Conceptronic Drivers

The C128U is a modem manufactured by Conceptronic. If you cannot connect to the network, or have slow transfer speeds or intermittent disconnection problems, you may need to update your modem driver or firmware. This driver - "C128U_DRV_V3.36F.exe" - has been downloaded 59 times and is rated 5 out of 5 stars based on 11 reviews. Compatibility for this driver update includes PCs running Windows operating systems such as Windows XP. The total disk space used for this update is 753.2 KB.

11 Ratings

Supported Models


NDIS WAN Miniport Adapter




Supported Operating Systems

Windows XP, Windows 2000, Windows ME, Windows 98SE

File Name


3.36F (17-Feb-2006)
3.36F.0.0 (2004-04-01) via .inf

Additional Notes


Tool included.

File : C128U_DRV_V3.36F.exe

version : 3.36F

Uploaded By

Rexrinaldo (DG Staff Member) on 1-May-2006

How to Update C128U Device Drivers

Step 1 - Download Your Driver

To get the C128U driver, click the green download button above. After you complete your download, move on to Step 2.

If the driver listed is not the right version or operating system, search our driver archive for the correct version. Enter Conceptronic C128U into the search box above and then submit. In the results, choose the best match for your PC and operating system.

Tech Tip: If you are having trouble deciding which is the right driver, try the Conceptronic Driver Update Utility. It is a software utility which automatically finds and downloads the right driver.

To find the newest driver, you may need to visit the Conceptronic website. Most major device manufacturers update their drivers regularly.

Step 2 - Install Your Driver

After downloading the new driver, proceed with installation. On Windows, use the built-in Device Manager utility to manage your system's devices and drivers. To access it:

  1. Right-click the Start button

  2. Select "Device Manager" from the menu

  3. Locate the device needing the update

  4. Right-click the device and choose "Update driver"

  5. Follow the on-screen prompts to install

Once complete, restart your computer to ensure the new driver is fully implemented and functioning properly.

This process helps maintain your system's performance and compatibility with various hardware components.

Tech Tip: Driver downloads and updates come in a variety of file formats with different file extensions. For example, you may have downloaded an EXE, INF, ZIP, or SYS file. Each file type has a slighty different installation procedure to follow.

For more help, visit our Driver Support Page for step-by-step videos on how to install drivers for every file type.

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
CAPI20.98 8.2 KB 30 Nov 1999
CAPI20.DLL 9.0 KB 1 Dec 1999
CAPI2032.DLL 9.2 KB 29 Nov 2002
CAPITASK.EXE 3.6 KB 30 May 1998
ISDN_u.98_ 267.4 KB 1 Apr 2004
ISDN_u.sy_ 267.8 KB 1 Apr 2004
isdn_u.xp_ 268.5 KB 1 Apr 2004
ISDNCOIN.DLL 22.4 KB 23 Feb 2004
ISDNDRV.inf 29.1 KB 15 Apr 2004
NOTECAPI.EX_ 9.9 KB 7 Aug 2000
UNINSTAL.EXE 98.3 KB 12 May 2003
VCAPID16.VX_ 10.1 KB 17 Dec 2002
WDMWANMP.98_ 16.3 KB 26 Mar 2002
WDMWANMP.SY_ 17.0 KB 18 Feb 2004
WINWANUI.DL_ 13.8 KB 15 Jan 2002
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