84,488,480 programs installed

Should I remove ACR38/100/122 PC/SC Driver?

What percent of users and experts removed it?
6% remove it94% keep it
Overall Sentiment
What do people think about it?
Be the first to rate (click star to rate)
How common is it?
Global Rank #13,691
United States Rank #23,964
Reach 0.0218%
Lifespan of installation (until removal)
< 9.82 days
289.58 days >
Average installed length: 152.15 days


1.1.2 100.00%

ACR38/100/122 PC/SC Driver


ACR38/100/122 PC/SC Driver is a program developed by Advanced Card Systems. The software installer includes 12 files and is usually about 1.87 MB (1,957,376 bytes). In comparison to the total number of users, most PCs are running the OS Windows 7 (SP1) as well as Windows 10. While about 19% of users of ACR38/100/122 PC/SC Driver come from Turkey, it is also popular in the United States and Belgium.

Program detailsProgram details

URL: www.acs.com.hk
Installation folder: C:\Program Files\acr38_100_122 pcsc driver\acr38u
Uninstaller: MsiExec.exe /X{155796AE-16D0-45D2-8939-6AE3AD67147B}
(The Windows Installer is used for the installation, maintenance, and removal.)
Estimated size: 1.87 MB
Language: English (United States)

Program filesFiles installed by ACR38/100/122 PC/SC Driver

  • acr38svr.sys - ACR38 Smart Card Reader Server (Server for ACR38 Reader)
  • a38usb.sys - ACR38 Smart Card Reader (PCSC/CCID IFD Handler)
  • a38usb98.sys - PCSC IFD Handler (9x PnP Version)
  • a38usbx64.sys
  • usbr38x64.dll - Reader Property Sheet (usbprop)
  • a122w98.sys - ACR122 Smart Card Reader
  • a38ccid.sys - ACR38-CCID Smart Card Reader
  • a38ccidx64.sys
  • a38cd98.sys
  • acr122.sys
  • acr122x64.sys
  • usbr38.dll

How do I remove ACR38/100/122 PC/SC Driver?

You can uninstall ACR38/100/122 PC/SC Driver from your computer by using the Add/Remove Program feature in the Window's Control Panel.
  1. On the Start menu (for Windows 8, right-click the screen's bottom-left corner), click Control Panel, and then, under Programs, do one of the following:
    • Windows Vista/7/8/10: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program ACR38/100/122 PC/SC Driver, click it, and then do one of the following:
    • Windows Vista/7/8/10: Click Uninstall.
    • Windows XP: Click the Remove or Change/Remove tab (to the right of the program).
  3. Follow the prompts. A progress bar shows you how long it will take to remove ACR38/100/122 PC/SC Driver.

Win 7 (SP1) 58%
Win XP 1%
Uninstall it 6%
Keep it 94%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 64.27%
Windows 10 23.43%
Windows XP 8.12%
Windows Vista 4.18%
Which OS releases does it run on?
Windows 7 Home Premium 23.60%
Windows 7 Professional 17.76%
Windows 7 Ultimate 16.82%
Microsoft Windows XP 7.94%
Windows 10 Home 5.84%
Windows 10 Pro 4.44%

Distribution by countryGeography

19.50% of installs come from Turkey
Which countries install it?
  Turkey 19.50%
  United States 16.51%
  Belgium 15.60%
  Iran 8.03%
  BG 7.80%
  Italy 5.28%
  Germany 3.90%
  Australia 3.67%
  Taiwan 2.98%
  Hong Kong 2.06%
  France 2.06%
  Netherlands 2.06%
  Canada 1.83%
  Brazil 1.15%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 28.70%
Acer 18.26%
Dell 13.91%
ASUS 8.70%
Toshiba 6.52%
Intel 4.35%
Samsung 3.04%
American Megatrends 2.17%
Lenovo 2.17%
Sahara 1.74%
Common models
ASUS All Series 6.99%
HP ProBook 4530s 3.50%
HP Pavilion dv6 Notebook ... 2.80%
HP Pavilion g6 Notebook P... 2.80%
Dell Inspiron N5110 2.10%
BIOSTAR Group A880G+ 2.10%


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