Opera 12.15 Opera 12.15

How to uninstall Opera 12.15 from your system

You can find on this page detailed information on how to uninstall Opera 12.15 for Windows. It was created for Windows by Opera Software ASA. Additional info about Opera Software ASA can be found here. You can see more info on Opera 12.15 at . Opera 12.15 is normally set up in the C:\Program Files\Opera folder, but this location can differ a lot depending on the user's choice while installing the application. Opera 12.15's entire uninstall command line is C:\Program Files\Opera\Opera.exe. opera.exe is the programs's main file and it takes around 858.84 KB (879456 bytes) on disk.

The executable files below are part of Opera 12.15. They occupy an average of 1.98 MB (2077376 bytes) on disk.

  • opera.exe (858.84 KB)
  • opera_autoupdate.exe (1.14 MB)

The information on this page is only about version 12.15.1748 of Opera 12.15. You can find below info on other versions of Opera 12.15:

When you're planning to uninstall Opera 12.15 you should check if the following data is left behind on your PC.

Folders remaining:
  • C:\Program Files\Opera x64
  • C:\Users\UserName\AppData\Local\Opera
  • C:\Users\UserName\AppData\Roaming\Opera

The files below are left behind on your disk by Opera 12.15 when you uninstall it:
  • C:\Program Files\Opera x64\D3DCompiler_43.dll
  • C:\Program Files\Opera x64\defaults\bookmarks.adr
  • C:\Program Files\Opera x64\defaults\dictionaries.xml
  • C:\Program Files\Opera x64\defaults\feedreaders.ini
  • C:\Program Files\Opera x64\defaults\handlers-ignore.ini
  • C:\Program Files\Opera x64\defaults\license.txt
  • C:\Program Files\Opera x64\defaults\mailproviders.xml
  • C:\Program Files\Opera x64\defaults\plugin-ignore.ini
  • C:\Program Files\Opera x64\defaults\public_domains.dat
  • C:\Program Files\Opera x64\defaults\search.ini
  • C:\Program Files\Opera x64\defaults\standard_speeddial.ini
  • C:\Program Files\Opera x64\defaults\standard_trusted_repositories.ini
  • C:\Program Files\Opera x64\defaults\tips_metadata.ini
  • C:\Program Files\Opera x64\defaults\webmailproviders.ini
  • C:\Program Files\Opera x64\defaults\xmlentities.ini
  • C:\Program Files\Opera x64\encoding.bin
  • C:\Program Files\Opera x64\extra\missingplugin.svg
  • C:\Program Files\Opera x64\extra\missingpluginhover.svg
  • C:\Program Files\Opera x64\extra\windows-direct3d-10.blocklist.json
  • C:\Program Files\Opera x64\extra\windows-opengl.blocklist.json
  • C:\Program Files\Opera x64\files.sig
  • C:\Program Files\Opera x64\files_old.sig
  • C:\Program Files\Opera x64\gstreamer\gstreamer.dll
  • C:\Program Files\Opera x64\gstreamer\LGPL.txt
  • C:\Program Files\Opera x64\gstreamer\plugins\gstaudioconvert.dll
  • C:\Program Files\Opera x64\gstreamer\plugins\gstaudioresample.dll
  • C:\Program Files\Opera x64\gstreamer\plugins\gstautodetect.dll
  • C:\Program Files\Opera x64\gstreamer\plugins\gstcoreplugins.dll
  • C:\Program Files\Opera x64\gstreamer\plugins\gstdecodebin2.dll
  • C:\Program Files\Opera x64\gstreamer\plugins\gstdirectsound.dll
  • C:\Program Files\Opera x64\gstreamer\plugins\gstffmpegcolorspace.dll
  • C:\Program Files\Opera x64\gstreamer\plugins\gstoggdec.dll
  • C:\Program Files\Opera x64\gstreamer\plugins\gstwaveform.dll
  • C:\Program Files\Opera x64\gstreamer\plugins\gstwavparse.dll
  • C:\Program Files\Opera x64\gstreamer\plugins\gstwebmdec.dll
  • C:\Program Files\Opera x64\gstreamer\README.txt
  • C:\Program Files\Opera x64\html40_entities.dtd
  • C:\Program Files\Opera x64\html5_entity_init.dat
  • C:\Program Files\Opera x64\lngcode.txt
  • C:\Program Files\Opera x64\locale\af\af.lng
  • C:\Program Files\Opera x64\locale\ar\ar.lng
  • C:\Program Files\Opera x64\locale\az\az.lng
  • C:\Program Files\Opera x64\locale\be\be.lng
  • C:\Program Files\Opera x64\locale\be\bookmarks.adr
  • C:\Program Files\Opera x64\locale\be\search.ini
  • C:\Program Files\Opera x64\locale\be\standard_speeddial.ini
  • C:\Program Files\Opera x64\locale\bg\bg.lng
  • C:\Program Files\Opera x64\locale\bg\bookmarks.adr
  • C:\Program Files\Opera x64\locale\bg\search.ini
  • C:\Program Files\Opera x64\locale\bg\standard_speeddial.ini
  • C:\Program Files\Opera x64\locale\bn\bn.lng
  • C:\Program Files\Opera x64\locale\cs\bookmarks.adr
  • C:\Program Files\Opera x64\locale\cs\cs.lng
  • C:\Program Files\Opera x64\locale\cs\search.ini
  • C:\Program Files\Opera x64\locale\cs\standard_speeddial.ini
  • C:\Program Files\Opera x64\locale\da\da.lng
  • C:\Program Files\Opera x64\locale\de\bookmarks.adr
  • C:\Program Files\Opera x64\locale\de\de.lng
  • C:\Program Files\Opera x64\locale\de\search.ini
  • C:\Program Files\Opera x64\locale\de\standard_speeddial.ini
  • C:\Program Files\Opera x64\locale\el\el.lng
  • C:\Program Files\Opera x64\locale\en\en.lng
  • C:\Program Files\Opera x64\locale\en\en.zip
  • C:\Program Files\Opera x64\locale\en\license.txt
  • C:\Program Files\Opera x64\locale\en-GB\en-GB.lng
  • C:\Program Files\Opera x64\locale\es-ES\bookmarks.adr
  • C:\Program Files\Opera x64\locale\es-ES\es-ES.lng
  • C:\Program Files\Opera x64\locale\es-ES\search.ini
  • C:\Program Files\Opera x64\locale\es-ES\standard_speeddial.ini
  • C:\Program Files\Opera x64\locale\es-LA\es-LA.lng
  • C:\Program Files\Opera x64\locale\et\et.lng
  • C:\Program Files\Opera x64\locale\fa\fa.lng
  • C:\Program Files\Opera x64\locale\fi\fi.lng
  • C:\Program Files\Opera x64\locale\fr\bookmarks.adr
  • C:\Program Files\Opera x64\locale\fr\fr.lng
  • C:\Program Files\Opera x64\locale\fr\search.ini
  • C:\Program Files\Opera x64\locale\fr\standard_speeddial.ini
  • C:\Program Files\Opera x64\locale\fr-CA\fr-CA.lng
  • C:\Program Files\Opera x64\locale\fy\fy.lng
  • C:\Program Files\Opera x64\locale\gd\gd.lng
  • C:\Program Files\Opera x64\locale\he\he.lng
  • C:\Program Files\Opera x64\locale\hi\hi.lng
  • C:\Program Files\Opera x64\locale\hr\hr.lng
  • C:\Program Files\Opera x64\locale\hu\bookmarks.adr
  • C:\Program Files\Opera x64\locale\hu\hu.lng
  • C:\Program Files\Opera x64\locale\hu\search.ini
  • C:\Program Files\Opera x64\locale\hu\standard_speeddial.ini
  • C:\Program Files\Opera x64\locale\id\id.lng
  • C:\Program Files\Opera x64\locale\it\bookmarks.adr
  • C:\Program Files\Opera x64\locale\it\it.lng
  • C:\Program Files\Opera x64\locale\it\search.ini
  • C:\Program Files\Opera x64\locale\it\standard_speeddial.ini
  • C:\Program Files\Opera x64\locale\ja\bookmarks.adr
  • C:\Program Files\Opera x64\locale\ja\ja.lng
  • C:\Program Files\Opera x64\locale\ja\search.ini
  • C:\Program Files\Opera x64\locale\ja\standard_speeddial.ini
  • C:\Program Files\Opera x64\locale\ka\ka.lng
  • C:\Program Files\Opera x64\locale\kk\kk.lng
  • C:\Program Files\Opera x64\locale\ko\ko.lng
  • C:\Program Files\Opera x64\locale\lt\lt.lng

Use regedit.exe to manually remove from the Windows Registry the keys below:
  • HKEY_CLASSES_ROOT\Applications\Opera.exe
  • HKEY_CLASSES_ROOT\Opera.Extension
  • HKEY_CLASSES_ROOT\Opera.Protocol
  • HKEY_CURRENT_USER\Software\Opera Software
  • HKEY_LOCAL_MACHINE\Software\Clients\Mail\Opera
  • HKEY_LOCAL_MACHINE\Software\Clients\News\Opera
  • HKEY_LOCAL_MACHINE\Software\Clients\StartMenuInternet\Opera
  • HKEY_LOCAL_MACHINE\Software\Microsoft\MediaPlayer\ShimInclusionList\OPERA.EXE
  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall\Opera 12.15.1748
  • HKEY_LOCAL_MACHINE\Software\Netscape\Netscape Navigator\Opera
  • HKEY_LOCAL_MACHINE\Software\Opera Software
  • HKEY_LOCAL_MACHINE\Software\Wow6432Node\Clients\Mail\Opera
  • HKEY_LOCAL_MACHINE\Software\Wow6432Node\Clients\News\Opera
  • HKEY_LOCAL_MACHINE\Software\Wow6432Node\Clients\StartMenuInternet\Opera
  • HKEY_LOCAL_MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\App Paths\Opera.exe

Additional registry values that you should clean:
  • HKEY_CLASSES_ROOT\.bmp\OpenWithProgids\Opera.Image
  • HKEY_CLASSES_ROOT\.gif\OpenWithProgids\Opera.Image
  • HKEY_CLASSES_ROOT\.htm\OpenWithProgIds\Opera.HTML
  • HKEY_CLASSES_ROOT\.html\OpenWithProgIds\Opera.HTML
  • HKEY_CLASSES_ROOT\.jpeg\OpenWithProgids\Opera.Image
  • HKEY_CLASSES_ROOT\.jpg\OpenWithProgids\Opera.Image
  • HKEY_CLASSES_ROOT\.mht\OpenWithProgIds\Opera.HTML
  • HKEY_CLASSES_ROOT\.mhtml\OpenWithProgIds\Opera.HTML
  • HKEY_CLASSES_ROOT\.oex\OpenWithProgIDs\Opera.Extension
  • HKEY_CLASSES_ROOT\.oga\OpenWithProgIDs\Opera.Image
  • HKEY_CLASSES_ROOT\.ogg\OpenWithProgIDs\Opera.Image
  • HKEY_CLASSES_ROOT\.ogm\OpenWithProgIDs\Opera.Image
  • HKEY_CLASSES_ROOT\.ogv\OpenWithProgIDs\Opera.Image
  • HKEY_CLASSES_ROOT\.png\OpenWithProgids\Opera.Image
  • HKEY_CLASSES_ROOT\.torrent\OpenWithProgIDs\Opera.HTML
  • HKEY_CLASSES_ROOT\.webm\OpenWithProgIDs\Opera.Image
  • HKEY_CLASSES_ROOT\.xbm\OpenWithProgIDs\Opera.Image
  • HKEY_CLASSES_ROOT\.xht\OpenWithProgIds\Opera.HTML
  • HKEY_CLASSES_ROOT\.xhtm\OpenWithProgIDs\Opera.HTML
  • HKEY_CLASSES_ROOT\.xhtml\OpenWithProgIds\Opera.HTML
  • HKEY_CLASSES_ROOT\.xml\OpenWithProgids\Opera.HTML
  • HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\MuiCache\C:\Program Files\Opera x64\Opera.exe

How to erase Opera 12.15 from your computer using Advanced Uninstaller PRO

Opera 12.15 is an application by the software company Opera Software ASA. Frequently, people try to remove this application. This can be efortful because performing this manually requires some skill regarding Windows program uninstallation. The best SIMPLE action to remove Opera 12.15 is to use Advanced Uninstaller PRO. Here is how to do this:

1. If you don't have Advanced Uninstaller PRO already installed on your PC, add it. This is good because Advanced Uninstaller PRO is a very useful uninstaller and general tool to maximize the performance of your system.


2. Start Advanced Uninstaller PRO. It's recommended to take your time to admire Advanced Uninstaller PRO's design and number of functions available. Advanced Uninstaller PRO is a very useful program.

3. Click on the General Tools category
Go to General Tools

4. Click on the Uninstall Programs button
Go to Uninstall Programs

5. All the programs existing on your computer will be made available to you

6. Scroll the list of programs until you find Opera 12.15 or simply activate the Search field and type in "Opera 12.15". If it exists on your system the Opera 12.15 program will be found very quickly. Notice that when you select Opera 12.15 in the list of applications, the following information about the program is made available to you:

  • Safety rating (in the left lower corner). This tells you the opinion other people have about Opera 12.15, from "Highly recommended" to "Very dangerous".
  • Reviews by other people - Click on the Read reviews button.
  • Technical information about the application you wish to remove, by clicking on the Properties button.
For instance you can see that for Opera 12.15:

  • The web site of the application is: http://www.opera.com
  • The uninstall string is: C:\Program Files\Opera\Opera.exe
7. Press the Uninstall button. A confirmation window will come up. accept the uninstall by clicking Uninstall. Advanced Uninstaller PRO will automatically remove Opera 12.15.
Uninstall Opera 12.15

8. After removing Opera 12.15, Advanced Uninstaller PRO will offer to run an additional cleanup. Click Next to go ahead with the cleanup. All the items of Opera 12.15 that have been left behind will be detected and you will be able to delete them. By uninstalling Opera 12.15 with Advanced Uninstaller PRO, you can be sure that no Windows registry items, files or folders are left behind on your PC.

Your Windows system will remain clean, speedy and able to run without errors or problems.


Geographical user distribution

  • Windows 7 (6.1)
  • Windows XP (5.1)
  • Windows 8.1 (6.3)
  • 10.0
  • Windows Vista (6.0)
  • Windows 8 (6.2)
  • Windows Server 2003 (5.2)
Software Application


This page is not a piece of advice to uninstall Opera 12.15 by Opera Software ASA from your PC, nor are we saying that Opera 12.15 by Opera Software ASA is not a good software application. This text only contains detailed instructions on how to uninstall Opera 12.15 supposing you want to. The information above contains registry and disk entries that Advanced Uninstaller PRO stumbled upon and classified as "leftovers" on other users' computers.

2016-06-19 / Written by Dan Armano for Advanced Uninstaller PRO

follow @danarm
Last update on: 2016-06-19 03:38:55.907