84,488,480 programs installed

Should I remove TOSHIBA PC Diagnostic Tool?

What percent of users and experts removed it?
5% remove it95% keep it
Overall Sentiment
Very good
What do people think about it?
(click star to rate)
How common is it?
Global Rank #9,390
United States Rank #7,638
Reach 0.0397%


VersionDistribution 9.07% 0.64% 39.34% 1.28% 4.98% 0.13% 2.68% 0.38% 15.71% 1.15% 0.13%
3.2.15 6.64%
3.2.14 0.38%
3.2.12 0.13%
3.2.11 2.30%
3.2.9 2.30%
3.2.8 1.40%
3.2.6 5.24%
3.2.5 0.64%
3.2.4 1.92%
3.2.3 3.32%
3.2.2 0.26%

Other programs by TOSHIBA

TOSHIBA PC Diagnostic Tool

What is TOSHIBA PC Diagnostic Tool?

TOSHIBA PC Diagnostic Tool can display the basic information of a computer and diagnose simple issues using Windows built-in toolset. For more information refer to PC Diagnostic Tool.


It is bundled and preinstalled with various Toshiba computers. The most used version is, with over 98% of all installations currently using this version. A scheduled task is added to Windows Task Scheduler in order to launch the program at various scheduled times (the schedule varies depending on the version). The main program executable is PCDiag.exe. The software installer includes 35 files and is usually about 15.3 MB (16,046,339 bytes).

This program is pre-installed on the PC

Such software is installed by the manufacture when delivering the PC to the end user. Some pre-installed programs are considered bloatware as they are simply limited function trials, while others are required for proper PC operation.

Program detailsProgram details

URL: www.toshiba.com
Installation folder: C:\Program Files\Toshiba\PCDiag\
Uninstaller: C:\Program Files\InstallShield Installation Information\{2C38F661-26B7-445D-B87D-B53FE2D3BD42}\setup.exe -runfromtemp -l0x0409
Estimated size: 15.3 MB

Program filesFiles installed by TOSHIBA PC Diagnostic Tool

Program executable:PCDiag.exe
Name:TOSHIBA PC Diagnostic Tool
PC Diagnostic Tool
Path:C:\Program Files\Toshiba\PCDiag\PCDiag.exe
Additional files:
  • BasicInfo.ocx - BasicInfo ActiveX Control Module
  • BasicInfoRc.dll
  • FileDialog.dll - PCDiag ActiveX Control Module
  • PCDiag.ocx
  • PCDiagRc.dll
  • disptest.exe - TOSHIBA PC Diagnostic Tool (TOSHIBA PC Diagnostic Tool Display Test Module)
  • TosPCDiag.exe - TOSHIBA PC Information (TOSHIBA PC Information)
  • TosGetSysInfo.exe - TOSHIBA PC Information (TOSHIBA PC Information Module)
  • StartMenu.exe - StartMen Application
  • WbemInfo.exe - WbemInfo Application
  • hddrivetest.exe - PC Diagnostic Tool (HDD Test Application)
  • resultcsv.dll - resultcs Dynamic Link Library
  • PCDiag.exe - PC Diagnostic Tool
  • cdromtest.exe - cdromtes Application
  • dialtonetest.exe - dialtone Application
  • cputest.exe - cputest Application
  • devlist.exe - devlist Application
  • fddtest.exe - fddtest Application
  • memtest.exe - memtest Application
  • miditest.exe
  • sct.dll
  • wavetest.exe

Program behaviorsBehaviors exhibited

Scheduled Task
  • PCDiag.exe is scheduled as a task named 'PC Diagnostic Tool' (runs monthly on Thursdays at 8:01 PM).

How do I remove TOSHIBA PC Diagnostic Tool?

You can uninstall TOSHIBA PC Diagnostic Tool 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 TOSHIBA PC Diagnostic Tool, 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 TOSHIBA PC Diagnostic Tool.

Win 7 (SP1) 66%
Win XP 1%
Uninstall it 5%
Keep it 95%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 66.41%
Windows 10 17.37%
Windows XP 15.45%
Windows Vista 0.77%
Which OS releases does it run on?
Windows 7 Professional 49.48%
Microsoft Windows XP 14.25%
Windows 7 Home Premium 10.88%
Windows 10 Pro 10.10%
Windows 7 Ultimate 4.79%
Windows 10 Home 4.02%

Distribution by countryGeography

55.80% of installs come from the United States
Which countries install it?
  United States 55.80%
  Australia 5.40%
  United Kingdom 5.40%
  Canada 3.80%
  France 3.50%
  Germany 2.90%
  Spain 2.90%
  New Zealand 1.50%
  Italy 1.50%
  Netherlands 1.40%
  Sweden 1.10%
  Austria 1.00%
  Poland 0.80%
  Portugal 0.80%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Toshiba 98.23%
Acer 0.68%
Dell 0.55%
Sahara 0.27%
Hewlett-Packard 0.27%
Common models
TOSHIBA Satellite C55-B 15.80%
TOSHIBA Satellite Pro R50... 9.05%
TOSHIBA Satellite L55-B 3.37%
TOSHIBA Satellite Pro L50... 3.22%


Toshiba electronics, electrical equipment and information technology corporation that is a diversified manufacturer of electrical products, spanning information and communications equipment and systems, electronic components and materials, power systems, Internet-based solutions and services, industrial and social infrastructure systems, and household appliances.
Publisher URL: www.toshiba.com


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