84,488,480 programs installed

Should I remove O2Micro OZ776 SCR Driver?

What percent of users and experts removed it?
5% remove it95% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
Global Rank #6,802
United States Rank #6,004
Reach 0.0637%
Lifespan of installation (until removal)
< 25.89 days
645.97 days >
Average installed length: 339.41 days


VersionDistribution 0.88% 1.19% 1.19% 0.16% 1.59% 1.19% 4.06% 8.60% 2.47% 1.99% 2.63% 17.44% 0.24% 17.20% 1.19% 0.64% 3.03% 7.64% 0.56% 0.96% 0.48% 0.72% 0.16% 11.94% 7.56% 1.67% 0.16% 1.04% 1.43%

O2Micro OZ776 SCR Driver

What is O2Micro OZ776 SCR Driver?

This is the software driver package for the installed O2Micro OZ776 scanner. The driver package is required in order for the O2Micro OZ776 scanner to function properly and is the software that allows your computer to communicate with this hardware device.


The most common release is, with over 98% of all installations currently using this version. The primary executable is named DPInst.exe. The setup package generally installs about 8 files and is usually about 1.54 MB (1,609,764 bytes).

Program detailsProgram details

URL: www.O2Micro.com
Installation folder: C:\Program Files\O2Micro OZ776 SCR Driver\
Uninstaller: "C:\Program Files\InstallShield Installation Information\{77FDE44F-3564-4E90-B054-68D1A00FEB6D}\setup.exe" -runfromtemp -l0x0409 -removeonly
Estimated size: 1.54 MB

Program filesFiles installed by O2Micro OZ776 SCR Driver

Program executable:DPInst.exe
Name:Driver Package Installer (DPInst)
Driver Package Installer
Path:C:\Program Files\O2Micro OZ776 SCR Driver\DPInst.exe
Additional files:
  • oz776.sys - O2Micro USB CCID SmartCard Reader
  • oz776x64.sys
  • gpochg.exe - Smartcard Utility
  • ct32O2.dll - o2 ct32 (ct32)
  • DPInst.exe
  • KeyFD32.exe

How do I remove O2Micro OZ776 SCR Driver?

You can uninstall O2Micro OZ776 SCR 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 O2Micro OZ776 SCR 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 O2Micro OZ776 SCR Driver.

Win 7 (SP1) 73%
Win Vista (SP2) 0%
Uninstall it 5%
Keep it 95%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 77.49%
Windows 10 20.13%
Windows XP 2.31%
Windows Vista 0.08%
Which OS releases does it run on?
Windows 7 Professional 66.22%
Windows 10 Pro 11.63%
Windows 8.1 Pro 3.98%
Windows 7 Ultimate 3.75%
Windows 7 Home Premium 3.59%
Windows 7 Enterprise 3.43%

Distribution by countryGeography

51.45% of installs come from the United States
Which countries install it?
  United States 51.45%
  Germany 6.23%
  United Kingdom 4.91%
  France 4.60%
  Italy 3.40%
  Spain 2.77%
  Canada 2.46%
  Portugal 1.95%
  Netherlands 1.64%
  Belgium 1.51%
  Sweden 1.51%
  Israel 0.88%
  Australia 0.88%
  DK 0.88%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Dell 67.06%
Toshiba 30.79%
Acer 1.66%
Hewlett-Packard 0.20%
Lenovo 0.10%
ASUS 0.10%
American Megatrends 0.10%
Common models
Dell Latitude E5520 17.79%
Dell Latitude E5420 8.98%
Dell Latitude E5530 non-v... 8.47%
Dell Latitude E5510 7.89%
Dell Latitude E5430 non-v... 4.19%
Dell Latitude E5410 3.36%

About (from O2Micro International LTD.)

O2Micro International limited designs, develops and markets innovative power management and e-commerce components and systems for the Communications, Computer, Consumer, Industrial, and Automotive markets.
Publisher URL: www.o2micro.com


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