ACS COMPRO ACR122T Driver Download


The ACR122T is a removable drive manufactured by ACS COMPRO. This update - "" - has an average rating of 5 out of 5 stars based on 10 reviews, and has been downloaded 1,156 times. It is compatible with PCs running Windows 7, Windows Vista and Windows XP, among other operating systems. The total disk space used for this update is 281.8 KB.

10 Ratings

Supported Models


ACR122 Smart Card Reader

CCID USB Smart Card Reader



Supported Operating Systems

Windows 7, Windows 7 (64 bit), Windows 2008, Windows 2008 (64 bit), Windows Vista, Windows Vista (64 bit), Windows 2003, Windows 2003 (64 bit), Windows XP, Windows XP (64 bit), Windows 2000, Windows ME, Windows 98

File Name

Versions (11-Jun-2009) (2008-04-16) via .inf (2009-06-15) via .inf (2009-06-05) via .inf

Additional Notes

Contactless Readers

USB Interface

PC/SC Driver File

Uploaded By

Durga (DG Staff Member) on 27-Jan-2010

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
Driver_Readme.txt 26.9 KB 4 Aug 2009
Release.txt 2.4 KB 10 Jul 2009
a122w98.sys 37.0 KB 16 Apr 2008 8.0 KB 7 Jul 2009
a38ccid.inf 3.4 KB 15 Jun 2009
a38ccid.sys 37.9 KB 15 Jun 2009
a38ccidx64.sys 45.6 KB 15 Jun 2009
a38cd98.sys 37.9 KB 15 Jun 2009 11.2 KB 9 Jul 2008
acr122.inf 3.4 KB 11 Jun 2008
acr122.sys 37.0 KB 16 Apr 2008
acr122x64.sys 44.3 KB 2 May 2008
win7/a122w98.sys 37.0 KB 15 Apr 2008
win7/ 8.0 KB 7 Jul 2009
win7/a38ccid.inf 3.4 KB 15 Jun 2009
win7/a38ccid.sys 37.9 KB 15 Jun 2009
win7/a38ccidx64.sys 45.6 KB 15 Jun 2009
win7/a38cd98.sys 37.9 KB 15 Jun 2009
win7/ 7.8 KB 10 Jun 2009
win7/acr122.inf 3.4 KB 5 Jun 2009
win7/acr122.sys 37.0 KB 15 Apr 2008
win7/acr122x64.sys 44.3 KB 1 May 2008

How to Update ACR122T Device Drivers Quickly & Easily

Step 1 - Download Your Driver

To get the ACR122T 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 ACS COMPRO ACR122T 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 ACS COMPRO Driver Update Utility. 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.

This website is not affiliated with ACS COMPRO. All company names/logos are properties of their owners.
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