84,488,480 programs installed

Should I remove OKI MC851/861/ES8451/8461 Scanner?

What percent of users and experts removed it?
9% remove it91% keep it
Overall Sentiment
Very good
What do people think about it?
Be the first to rate (click star to rate)
How common is it?
Reach 0.0004%
Lifespan of installation (until removal)
< 217.69 days
414.31 days >
Average installed length: 217.69 days


1.2.0 100.00%

Other programs by OKI

OKI MC851/861/ES8451/8461 Scanner

What is OKI MC851/861/ES8451/8461 Scanner?

The OKI MC851/861/ES8451/8461 Scanner is the scanner driver required to connect the PC to the OKI scanner. In addition to the driver, the software also installs basic configuration and management utilities.


The setup package is about 14.41 MB (15,107,648 bytes) when donwloaded.

Program detailsProgram details

URL: www.okidata.co.jp
Installation folder: C:\WINDOWS\twain_32\Okidata\\010
Uninstaller: rundll32.exe "C:\WINDOWS\system32\MC851ScannerDriverUninstall\twain.dll",UninstallTwainDriverW
Estimated size: 14.41 MB

How do I remove OKI MC851/861/ES8451/8461 Scanner?

You can uninstall OKI MC851/861/ES8451/8461 Scanner 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 OKI MC851/861/ES8451/8461 Scanner, 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 OKI MC851/861/ES8451/8461 Scanner.

Win 7 (SP1) 75%
Win Vista (SP2) 13%
Uninstall it 9%
Keep it 91%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 75.00%
Windows XP 12.50%
Windows Vista 12.50%
Which OS releases does it run on?
Windows 7 Professional 42.86%
Microsoft Windows XP 14.29%
Windows 7 Enterprise 14.29%
Windows 7 Home Premium 14.29%
Windows Vista Business 14.29%

Distribution by countryGeography

41.67% of installs come from the United States
Which countries install it?
  United States 41.67%
  France 16.67%
  United Kingdom 16.67%
  Czech Republic 8.33%
  Italy 8.33%
  Sweden 8.33%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 57.14%
Dell 14.29%
Acer 14.29%
American Megatrends 14.29%
Common models
HP HP ProBook 650 G2 20.00%
HP ProBook 430 G1 20.00%
HP Compaq dx2300 Microtow... 20.00%
eMachines eMachines E525 20.00%
Dell Latitude 3540 20.00%

Publisher URL: www.okidata.com


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