UTStarcom UM100C Modem Driver Download

Download the latest version of the UM100C Modem driver for your computer's operating system. This driver - "Cricket.zip" - has been downloaded 727 times and is rated 4 out of 5 stars based on 14 reviews. Visitors have successfully installed this driver on PCs running Windows 7 and Windows Vista. The total disk space used for this update is 41.4 MB.

14 Ratings

Supported Models

UM100C Modem



Supported Operating Systems

Windows Vista, Windows XP, Windows 2000, Windows NT4, Windows NT3.51, Windows ME, Windows 98SE, Windows 98, Windows 95, Windows 3.1, Mac OS, OS/2

File Name



Additional Notes

Driver and installation software CD for

Cricket WIreless UTStarcom UM100C Modem


Uploaded By

Bigfoot PC's (DG Member) on 1-Sep-2012

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
AUTORUN.INF 52 bytes 12 Jul 2007
QLMobile/QLMobile.exe 4.0 MB 4 Mar 2008
SMDesk.ini 918 bytes 9 Apr 2007
Start.exe 100.5 KB 27 Mar 2007
System/CLICK.WAV 16.5 KB 13 May 1996
System/Hover.wav 6.2 KB 21 Aug 2000
System/Start.wav 885.9 KB 14 May 1996
User Documentation/Acrobat Reader/AdbeRdr70_distrib_enu.exe 32.0 MB 3 Mar 2005
User Documentation/Cricket Wireless Data Card Services Terms and Conditions.pdf 80.3 KB 10 Apr 2007
User Documentation/QuickLink Mobile Help.pdf 119.5 KB 10 Apr 2007
User Documentation/UM100C User Manual (Spanish).pdf 2.8 MB 15 Feb 2008
User Documentation/UM100C User Manual.pdf 2.8 MB 15 Feb 2008

How to Update UM100C Modem Device Drivers Quickly & Easily

Step 1 - Download Your Driver

To get the UM100C Modem 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 UTStarcom UM100C Modem 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 Driver Update Utility for UTStarcom UM100C Modem. It is a software utility which automatically finds and downloads the right driver.

Step 2 - Install Your Driver

Once you have downloaded your new driver, you'll need to install it. In Windows, use a built-in utility called Device Manager, which allows you to see all of the devices recognized by your system, and the drivers associated with them.

How to Open Device Manager

  • In Windows 11, Windows 10 & Windows 8.1, right-click the Start menu and select Device Manager

  • In Windows 8, swipe up from the bottom, or right-click anywhere on the desktop and choose "All Apps" -> swipe or scroll right and choose "Control Panel" (under Windows System section) -> Hardware and Sound -> Device Manager

  • In Windows 7, click Start -> Control Panel -> Hardware and Sound -> Device Manager

  • In Windows Vista, click Start -> Control Panel -> System and Maintenance -> Device Manager

  • In Windows XP, click Start -> Control Panel -> Performance and Maintenance -> System -> Hardware tab -> Device Manager button

How to Install a driver from Device Manager

  1. Locate the device and model that is having the issue and double-click on it to open the Properties dialog box.

  2. Select the Driver tab.

  3. Click the Update Driver button and follow the instructions.

In most cases, you will need to reboot your computer in order for the driver update to take effect.

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.

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