84,488,480 programs installed

Should I remove Java SE Development Kit 6 Update 21?

What percent of users and experts removed it?
11% remove it89% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
Global Rank #13,234
United States Rank #14,962
Reach 0.0236%
Lifespan of installation (until removal)
< 232.76 days
820.37 days >
Average installed length: 431.04 days


VersionDistribution 100.00%

Typically installed together

Other programs by Oracle

Java SE Development Kit 6 Update 21

Remove Java SE Development Kit 6 Update 21
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What is Java SE Development Kit 6 Update 21?

The full internal version number for this update release is 1.6.0_21-b07 (where "b" means "build"). The external version number is 6u21.

About  (from Oracle)

With Java SE 6u21, you can now enhance the loading experience of an application by providing a customized loading progress indicator (sometimes referred to as a progress bar) to better inform the end user of how much of the application has been downloaded during startup.


Java SE Development Kit 6 Update 21 is a program developed by Oracle. The main program executable is javaws.exe. The software installer includes 42 files and is usually about 149.53 KB (153,121 bytes). In comparison to the total number of users, most PCs are running the OS Windows 7 (SP1) as well as Windows XP. While about 34% of users of Java SE Development Kit 6 Update 21 come from the United States, it is also popular in India and Germany.

Program detailsProgram details

URL: java.sun.com
Help link: developer.java.sun.com/developer/support
Installation folder: C:\Program Files\Java\jdk1.6.0_21\
Uninstaller: MsiExec.exe /I{32A3A4F4-B792-11D6-A78A-00B0D0160210}
(The Windows Installer is used for the installation, maintenance, and removal.)
Estimated size: 149.53 KB

Program filesFiles installed by Java SE Development Kit 6 Update 21

Program executable:javaws.exe
Name:Java(TM) Platform SE 6 U21
Java(TM) Web Start Launcher
Path:C:\Program Files\java\jdk1.6.0_21\jre\bin\javaws.exe
Additional files:
  • appletviewer.exe - Java(TM) Platform SE 6 U21 (Java(TM) Platform SE binary)
  • apt.exe
  • beanreg.dll
  • extcheck.exe
  • HtmlConverter.exe
  • idlj.exe
  • jar.exe
  • jarsigner.exe
  • java.exe
  • javac.exe
  • javadoc.exe
  • javah.exe
  • javap.exe
  • java-rmi.exe
  • javaw.exe
  • jconsole.exe
  • jdb.exe
  • jhat.exe
  • jinfo.exe
  • jli.dll
  • jmap.exe
  • jps.exe
  • jrunscript.exe
  • jstack.exe
  • jstat.exe
  • jstatd.exe
  • keytool.exe
  • kinit.exe
  • klist.exe
  • ktab.exe
  • native2ascii.exe
  • orbd.exe
  • pack200.exe
  • packager.exe - JavaBeans(TM) Packager
  • policytool.exe
  • rmic.exe
  • rmid.exe
  • rmiregistry.exe
  • schemagen.exe
  • jvisualvm.exe - Java VisualVM

How do I remove Java SE Development Kit 6 Update 21?

Quickly and completely remove Java(TM) SE Development Kit 6 Update 21 from your computer by downloading Reason's ‘Should I Remove It?’ (click the button below).
Or, you can uninstall Java SE Development Kit 6 Update 21 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: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program Java(TM) SE Development Kit 6 Update 21, click it, and then do one of the following:
    • Windows Vista/7/8: 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 Java SE Development Kit 6 Update 21.

Win 7 (SP1) 55%
Win XP 1%
Uninstall it 11%
Keep it 89%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 65.35%
Windows XP 14.25%
Windows 10 12.50%
Windows Vista 7.89%
Which OS releases does it run on?
Windows 7 Home Premium 24.18%
Windows 7 Ultimate 16.70%
Windows 7 Professional 14.95%
Microsoft Windows XP 14.07%
Windows Vista Home Premiu... 5.93%
Windows 7 Enterprise 5.27%

Distribution by countryGeography

34.44% of installs come from the United States
Which countries install it?
  United States 34.44%
  India 9.78%
  Germany 3.52%
  Brazil 3.13%
  United Kingdom 3.13%
  Italy 2.74%
  France 2.54%
  Israel 2.35%
  Mexico 1.96%
  Taiwan 1.96%
  Netherlands 1.76%
  Australia 1.57%
  Indonesia 1.57%
  MA 1.37%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Dell 30.32%
Hewlett-Packard 22.74%
Acer 17.69%
ASUS 6.50%
Toshiba 6.50%
Intel 3.97%
American Megatrends 2.17%
Samsung 2.17%
Lenovo 1.08%
Medion 1.08%
Apple 0.72%
Common models
Dell Inspiron 1545 3.52%
HP Pavilion dv7 Notebook ... 2.82%
Dell Inspiron N5110 2.11%
Gigabyte G31M-ES2L 2.11%
Gigabyte G41M-Combo 2.11%
HP Pavilion dv5 Notebook ... 2.11%

About Oracle

Oracle specializes in developingcomputer hardware systems and enterprise software products such as database management systems.
Publisher URL: www.oracle.com


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