![]() ![]() The OpenWithList registry key for a specific file extension contains a list of registry values which have value data of application executable name, that will display in the Open With menu or dialog box. It’s also used to store program associated by user when he or she opens a file type with the particular extension. OpenWithList is a common location where file handlers (program) for the particular file extension is defined and stored. HKEY_CURRENT_USER\Software\Microsoft\Windows\ĬurrentVersion\Explorer\FileExts\. Location 1: User-Specific Open With List (OpenWithList) It’s recommended to backup the affected registry key by exporting it prior to modification. Note: All operation below requires editing and/or deletion of system registry with Registry Editor (RegEdit). How to Remove or Clear Programs in Open With Listing So, in order to remove or clear Open With menu program entries, end-user has to check each and every possible registry keys for the registry key for the corresponding program, and delete its registry value data away. ![]() And, there are many locations in system registry that the Open With programs list are defined, or populated from. Instead, Open With listing is registered on per file type (file extension) basis. ![]() There is no easy way or option to directly remove or delete an associated Open With recommended programs in Windows OS. However, deletion of some registry keys does remove program’s default definition of file types and extensions it can handle at Default Programs. Thus, deleting or removing a program from Open With list does not unassociate file type with its default program, nor affect the ability to automatically open the file in its default program when double click or click on Open command while right click. Note: The programs on the Open With or Recommended Programs list for each file type are independent of that file’s registered or default associated program(s). Some programs does not remove its entry in Open With recommended programs list when it’s been uninstalled, effectively mean that users have to manually remove and delete the entry in registry to clear and get rid of unwanted, unneeded or unused programs in Open With or Recommended Programs list. To make matter worse, some programs, such as Opera, Firefox, Microsoft Office Picture Manager (OIS.exe), and Windows Media Center (WMC) automatically associate themselves with certain filetypes and file extensions, especially for images and video files such as HTML, JPG, JPEG, PNG, GIF, BMP and etc, even if the users never use the program to open the file type. ![]() The Open With list is not only displayed on right click context menu, but it’s also been used on other programs that has Open With submenu such as Windows Photo Viewer in Windows 7 and Windows Photo Gallery in Windows Vista. If the users click on “Choose default program” option as the alternative to Open With program, the default Open With associated programs for the file type or extension will be listed as recommended programs. txt extension), the Paint or WMP program is listed in the Open With list for all text documents, even though Paint is unable to open text documents. Over the time, each program that user used to open the specific file extension is added to the Open With list for the file type, even if the program user is using is unable to or cannot open the selected file type, or has since been uninstalled.įor example, if user selects Microsoft Paint (MSPaint.exe) or Windows Media Player (wmplayer.exe) in the Open With dialog box when opening a text document (a file with a. In Windows operating system such as Windows 7, Windows Vista, Windows XP, Windows Server 2008 R2, Windows Server 2008, Windows Server 2008, Windows 2000 or Windows Me, when user right clicks on a file with registered file type in Windows Explorer, user can use the “Open With” command to select an associated programs to open the file. ![]()
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