In an operating system, the means of assigning a file extension or mime type to a particular application, as a default means of opening this type of file.

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5
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2answers
1k views

How do I have no default web browser, so the system asks what browser to use when I click on a link?

I use Internet Explorer for some things and Chrome for others. I'd like to have a choice when I click on a link of which browser to open the link in. Is this possible in Windows? I am currently ...
0
votes
1answer
207 views

File associations irrecoverably break when the associated program is moved

I want to open .pde files with processing. I can select to open with processing: The thing is, I unzipped processing in a disorganised folder. I want to organise my folder, so I need to move ...
3
votes
1answer
1k views

Is there a way to not have a default application for a file type in Windows 7

The situation: My wife is a hobby photographer and likes to view/edit her pictures on the Computer (Windows 7 professional) she uses 4-5 different programs to handle the pictures. I told her the ...
1
vote
3answers
3k views

Program doesn't show up in Other Programs in Open With Menu

ever since i upgraded PHPstorm the file association to it has been lost so when i go to the Open With setting to change which program a .php or .xml file opens with, when i go to browse and select ...
0
votes
2answers
1k views

How do I stop Notepad++ taking back file associations?

I've been using Notepad++ in Windows for some time, and while I think it's a good editor, I decided to go back to Emacs to try to learn to make the most of it (writing some elisp and such). As I do ...
0
votes
1answer
73 views

Opening a file in VLC from search bar in Windows 7 changed how all files are opened

I opened a media file using 'Open with VLC media Player' after searching for the file from the start menu. Now all the media files are opening in VLC. I tried changing this using 'Choose a default ...
0
votes
0answers
23 views

file association batch file windows 8 [duplicate]

I'm trying to create a batch file that will associate .myroom file extension to myroom.exe program in windows 8 so whenever user clicks on a .myroom file, it will open it using myroom.exe software. ...
0
votes
1answer
358 views

MSU File association

In WindOS 7 x64, MSU file type is associated with WUSA.exe under System32 folder. I made a big mistake by changing it to Explorer.exe under Windows folder. Now, I cannot revert back the file ...
4
votes
1answer
890 views

How to associate extensionless files in Windows 7? [duplicate]

This used to be simple to do in XP (example guide), but I can't figure out how to do it in Win7. Currently extensionless files open by default in notepad (yes I have the show file extensions ...
1
vote
2answers
944 views

Logon script not running due to possible vbs association change

A while ago I had a problem with my computer whereby it would not start properly. It was eventually determined that the problem was caused by the .vbs file extension association being changed to a ...
0
votes
1answer
132 views

Declare a new file UTI type from commandline in OSX

My system understands a file UTI, public.objective-c-plus-plus-source, which conforms to public.source-code I'd like to use a different extension for certain files that conform to this UTI. I'd like ...
0
votes
3answers
953 views

Restore default registry key

I associated "Unknown" files with notepad.exe, that is to say files with no or unknown extension. HKEY_CLASSES_ROOT\Unknown However I am not certain of the keys I changed to that effect. I would ...
1
vote
0answers
341 views

No Ruby icon on '.rb' files after Ruby installation with RailsInstaller on Win XP. How to associate?

At first time I installed Ruby using RubyInstaller for Windows. And in the process of installation there was a checkbox whether I want to have .rb files to be Ruby files. If I agree all the .rb files ...
3
votes
2answers
770 views

WinRAR Context menu and file type detection of Windows

So far I know Windows display context menu based on the file extension rather than the file type. I just tested with empty text file with mp3 extension with winamp and the result is below: The same ...
0
votes
0answers
15 views

How to associate file extension with a ClickOnce application? [duplicate]

I'd like to associate .md extension with MarkdownPad which happens to be a ClickOnce application. Its install location is something like this: ...
0
votes
2answers
85 views

How to set a file type to open and edit in a different program

In previous versions of Windows, I was able to set file types to open and edit in different programs (for example, HTML files would open in Firefox, but edit in TotalEdit). I can't find a way to do ...
1
vote
0answers
597 views

Unable to change file association on Mac OS X Mountain Lion?

I'm trying to change a file association for an entire extension for an application called Eagle CAD. Currently, the .brd and .sch files are associated with apps called pcbnew and eeschema ...
3
votes
1answer
89 views

Make PHP files on a USB flash drive load in portable Notepad++ by default? [duplicate]

Possible Duplicate: Portable file association for USB sticks? I have a USB flash drive, called CLINIC, that contains a portable copy of Notepad++ for Windows. CLINIC also contain some PHP ...
1
vote
0answers
121 views

OS X thinks that my folder (with .suffix at the end) is related to some App

I've named a folder with .suffix which already bound to one of Mac applications. And that is the problem when I'm trying to open this folder through the Finder. I've delete the App related to ...
1
vote
1answer
2k views

How to associate the mailto protocol with a custom exe?

In Windows 8, How do you set the default program for the mailto protocol to a custom exe? Under Default Programs, the only option I get is to select from a list of programs (Mail or Google Chrome) or ...
0
votes
1answer
3k views

Remove file association from batch file type on Windows 7 [duplicate]

Possible Duplicate: How do I restore .bat files as executables? Recently I noticed that batch files (*.bat) now open using Notepad++ (NP++), rather than the file being executed. I don't ...
1
vote
0answers
237 views

Changing mkv to video kind on mac

I am trying to put mkv files under Video Category when arranging by kind on a mac. Here's what I added to info.plist of the Core Services <?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE ...
0
votes
1answer
2k views

How do I add Sublime Text the Windows 8 “Default Programs” list?

I've tried using the following registry file to add Sublime Text 2 to the Default Programs list in Windows 8 Enterprise x64. It doesn't show up. All the paths are correct. This method has worked for ...
0
votes
2answers
389 views

file association in Windows 8

Associating a file to a program should be easy in Windows. However, i find it rather difficult when I'm working on Windows 8. associating a file to a desktop application that I install on my computer ...
5
votes
2answers
1k views

All files trying to start in Notepad [duplicate]

Possible Duplicate: Window7 troubleshooting .exe is not opening This question has been asked, but the solutions given were worthless to me because ALL files are trying to open in Notepad. I ...
1
vote
2answers
294 views

How can I get my NSIS context menu options back after associating a program with .NSI files?

I associated .nsi files with a text editor recently, and as a result lost all of the special NSIS context menu options for, eg., "Compile NSIS Script". How can I get them back?
3
votes
2answers
9k views

7-zip cannot open file on double click

I have installed 7-Zip on my machine and associated it with serveral archive file types. When double clicking an archive (so far I have tried .zip, .7z and .bz2 files), a message box pops up telling ...
1
vote
2answers
1k views

Make Google Talk open links in Chrome

I use Google Talk to check my gmail. For reasons unknown to me Google Talk insists on opening Firefox when I receive an email and click on the popup. Is there a way to make it open links in Chrome ...
2
votes
1answer
432 views

How can I find out which app changes file associations in OS X 10.8

I'm not sure how, but some app is changing the file associations on my machine automatically. It is becoming very frustrating. Is there a way I can track what application is doing this? What makes ...
0
votes
1answer
672 views

Setting Metro Remote Desktop App as Default .RDP handler

Running Windows 8 with the Microsoft Store version of Remote Desktop ("Modern UI"). Ye olde Remote Desktop app is installed as well (the one like we had in Windows 7 and earlier). That older version ...
1
vote
0answers
577 views

Removing File type association from Windows 8

I have created a metro style app similar to Windows Photo Viewer using C#. The app is also displayed in the OpenWith context menu of image files. But, due to some reasons the app is not working. So, I ...
1
vote
2answers
1k views

File associations for Windows 8 [duplicate]

Possible Duplicate: how to set default program or application for some kind of files How can I change the default file associations of Windows 8? Such as changing the default PDF reader to ...
1
vote
2answers
705 views

Associating a new version of SSMS with .sql file extension

Originally, the .sql file extension was associated with notepad. I changed this by right-clicking on a .sql file and choosing "Open With" -> "Choose Default Program" to associate it with SSMS (SQL ...
2
votes
1answer
361 views

How to set the default program or application for handling a given file type or url protocol?

How can I change or set the default application for handling a given file type? What about for some specified actions, like "open web browser" and "preview image"?
6
votes
1answer
932 views

Is there a tool for managing file extensions and their respective program command lines?

I'm trying to associate .appx files with a utility I wrote which needs a command line similar to appinstaller --install-only --force path\to\appxfile.appx. It also must run as an administrator I ...
0
votes
2answers
3k views

Windows 7 .lnk file association

A malware created a .lnk file association with notepad. I can't figure out how can I remove the file association and I can't run any shortcut on my computer. Help is appreciated. Thanks!
0
votes
2answers
245 views

Any way to pop the Open With dialog on exe files?

I'm using Windows 7 64Bit SP1. I want to open .exe files with an application (a decompiler, actually). Is there a way to display the open with dialog for these files in the right click menu, or ...
18
votes
3answers
7k views

Windows 8 is losing options in the “Open with” menu after changing file associations

When I set a program to open a specific file type by default, it works (like Word 2013 for PDF files). However, when I change the default back to reader, I lose Word as an option that I can pick in ...
9
votes
2answers
727 views

PDF Icon changes to blank in Dropbox folder

Strange enough, the PDF reader icon corrupts in my Dropbox folder on my Windows 8 machine. I am using Windows 8 x64 Pro. If I change the "open with" to some other reader and then back to Adobe ...
0
votes
2answers
2k views

How to revert an accidental file association

When I right-clicked into an .exe file then chose Open with... and I select choose a program then I selected the wrong program. I checked the checkBox that has the label Always use the selected ...
0
votes
1answer
1k views

Everytime I click on a link from within Mac, parallels boots up my Windows VM and opens the link there

Everytime I click on a link from within Mac, parallels boots up my Windows VM and opens the link there. That's super annoying and I haven't found a configuration to change it. In the settings of my ...
1
vote
0answers
32 views

How to change all associations in kde

Gimp associated instead of Okular and gwienview to all mine graphical files and pdfs. There are so many options to change in file associations. Is there a way to do it quicker and better? In gnome I ...
5
votes
1answer
8k views

Open/execute batch file on double click

I have created a batch file(.bat file). I am not sure, due to some reasons its not running when i double click on it. I configured Control Panel\All Control Panel Items\Default Programs\Set ...
1
vote
1answer
96 views

Use a modifyer key to modify file association

When watching a movie on a laptop, it should cleverly disable its screen: If no external screen is plugged, don't disable. If a modifyer key is used to open the movie, don't disable. If an external ...
35
votes
6answers
40k views

How do I set Notepad++ as the default editor?

I want set Notepad++ as the default editor. I tried to set it by right-clicking on a file, then Open With. But I did not see Notepad++ in the resulting list (even after clicking on Choose Other ...
2
votes
4answers
4k views

How can I associate html/htm files with Chrome in Windows 7 64 bit?

I want Chrome to open all .html files. It is currently set as my default browser, however html files open in IE9. When I go to Control Panel\Programs\Default Programs\Set Associations I see that ...
5
votes
2answers
504 views

Windows file association for README, INSTALL, LICENSE and the like [duplicate]

Possible Duplicate: How to set the default program for opening files without an extension in Windows? Many files originating in the UNIX world come without file extension. Popular examples ...
8
votes
5answers
11k views

“Send to: Mail recipient” context menu not working

I have set the Mail app from Microsoft (WinRT) as the default application for mail in Default Programs. However, when I right-click on a file, and select Send to > Mail recipient I get a message box ...
1
vote
0answers
13 views

Stop shortcuts from opening with 7Zip [duplicate]

Possible Duplicate: How to reset shortcuts (.lnk file) in Windows 7? I accidentally did something strange and now all my Shortcuts (.lnk) are now set to open with 7Zip. Running it ...
0
votes
2answers
316 views

How to fix program and file association?

My system is Gentoo amd64, with Gnome3. I found some of the files/actions are associated with the wrong program. e.g.: when I plug in my usb drive, the associated program is RawTherapee, a raw ...