84,488,480 programs installed

Should I remove Nuance PDF Viewer SE?

What percent of users and experts removed it?
6% remove it94% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
Global Rank #18,238
United States Rank #10,829
Reach 0.0130%
Lifespan of installation (until removal)
< 10.18 days
300.34 days >
Average installed length: 157.81 days


7.20.3449 0.39%
7.20.3266 1.17%
7.20.3230 92.97%
7.20.1225 0.78%
7.20.1173 4.69%

Typically installed together

Other programs by Nuance Communications

Nuance PDF Viewer SE

What is Nuance PDF Viewer SE?  (from Nuance Communications)

The Nuance PDF Viewer Plus is a helper application bundled with the PaperPort program. The PDF Viewer Plus is similar to Nuance's other product, the PDF Reader, which allows users to access and read PDF files.


Nuance PDF Viewer SE is a software program developed by Nuance Communications. The most common release is 7.20.3230, with over 98% of all installations currently using this version. During setup, the program creates a startup registration point in Windows in order to automatically start when any user boots the PC. The primary executable is named PdfPro7Hook.exe. The setup package generally installs about 20 files and is usually about 50.54 MB (52,990,410 bytes). Relative to the overall usage of users who have this installed on their PCs, most are running Windows 10 and Windows 7 (SP1). While about 81% of users of Nuance PDF Viewer SE come from the United States, it is also popular in Germany and France.

Program detailsProgram details

URL: www.nuance.com
Help link: support.nuance.com
Installation folder: C:\Program Files\Nuance\PDF Viewer SE\
Uninstaller: MsiExec.exe /X{FC354727-A3EA-4351-8CD8-C850E5A2B61C}
(The Windows Installer is used for the installation, maintenance, and removal.)
Estimated size: 50.54 MB

Program filesFiles installed by Nuance PDF Viewer SE

Program executable:PdfPro7Hook.exe
Name:Nuance PDF Products
Path:C:\Program Files\Nuance\PDF Professional 7\PdfPro7Hook.exe
Additional files:
  • cmpdfpropi.dll - Nuance PDF Products
  • cnvpropsheets.dll
  • cnvres_cht.dll
  • cnvres_eng.dll
  • cnvsts.dll
  • imgpdf.dll
  • PDFCOffice2007Addin.dll
  • PDFCOffice2007Addin_x64.dll
  • PDFEngine.dll
  • PdfPro7Hook.exe
  • PDFProCMWrp.exe
  • PDLight.dll
  • res_cht.dll
  • res_eng.dll
  • cpres.dll - Copy Protection (CP (All languages) resource dll)
  • nppdf.dll (by Zeon) - DocuCom PDF Plus (Zeon PDF Plugin For Mozilla)

Program behaviorsBehaviors exhibited

Google Chrome Plugin
  • nppdf.dll is loaded in the Google Chrome web browser as 'nppdf.dll'.
Mozilla Plugin
  • nppdf.dll is loaded into Mozilla Firefox under the product name 'Docucom PDF Plus'.
Scheduled Task (Boot/Login)
  • PdfPro7Hook.exe is automatically launched at startup through a scheduled task named 8.
Startup File (All Users Run)
  • PdfPro7Hook.exe is loaded in the all users (HKLM) registry as a startup file name 'pdfpro7hook.exe' which loads as "C:\Program Files\Nuance\PDFViewer\pdfpro7hook.exe".

How do I remove Nuance PDF Viewer SE?

You can uninstall Nuance PDF Viewer SE 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 Nuance PDF Viewer SE, 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 Nuance PDF Viewer SE.

How do I reset my web browser?

If your web browser homepage and search settings have been modfied by Nuance PDF Viewer SE you can restore them to their previous default settings.
Microsoft Internet Explorer
Mozilla Firefox
Google Chrome

Win 10 76%
Win XP 0%
Automatically starts? Yes
(Found in the run registry)
Uninstall it 6%
Keep it 94%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 10 76.17%
Windows 7 21.88%
Windows Vista 1.56%
Windows XP 0.39%
Which OS releases does it run on?
Windows 10 Home 50.00%
Windows 10 Pro 15.63%
Windows 7 Home Premium 12.50%
Windows 7 Professional 4.30%
Windows 8.1 4.30%
Windows 7 Ultimate 3.91%

Distribution by countryGeography

80.87% of installs come from the United States
Which countries install it?
  United States 80.87%
  Germany 5.61%
  France 2.55%
  Canada 2.30%
  Italy 1.28%
  Spain 1.02%
  United Kingdom 1.02%
  Taiwan 0.77%
  Israel 0.77%
  Australia 0.51%
  Netherlands 0.51%
  Singapore 0.26%
  South Africa 0.26%
  Brazil 0.26%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 31.18%
Dell 20.59%
Acer 11.18%
Lenovo 10.00%
ASUS 8.24%
Toshiba 5.88%
Medion 4.12%
Samsung 1.18%
Alienware 1.18%
Sony 1.18%
American Megatrends 0.59%
Common models
Dell Inspiron 660 3.20%
Dell Inspiron 5559 2.40%
HP 24-b017c 2.40%
LENOVO 80T7 2.40%
HP Pavilion g6 Notebook P... 2.40%
HP 2000 Notebook PC 1.60%

About Nuance Communications

Nuance provides speech and imaging applications for businesses and consumers whose products focus on server & embedded speech recognition, telephone call steering systems, automated telephone directory services, medical transcription software & systems, optical character recognition software, and desktop imaging software.
Publisher URL: www.nuance.com


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