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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3answers
3k views

Mac OSX change file association per file on the command line

I need to batch change the application associated with certain files via the command line. I'm not to change the file association for a certain file extension, I'm actually looking to target specific ...
11
votes
3answers
3k views

How do I associate all unknown file types with notepad++?

I work alot with billing and files the bank etc. send me files that have date extensions or some counter as an extension: eg file1.20110315 or file2.123 So the extension changes every time I receive ...
0
votes
4answers
9k views

Java .jar files to run on double-click

How can I configure .jar files run on double-click in Windows 7?
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2answers
1k views

Remove association with blank file extension?

The launcher for Mass Effect 2 mistakenly associates itself with files with no extension. The game's patch apparently fixes this, but it's too large for me to download on this connection. How do I fix ...
4
votes
9answers
12k views

Registering a program to show in the “Open With” list

After installing LibreOffice and then unistalling OpenOffice, all the files for the many office document types (odt, ods, doc, xls, rtf and a dozen more) are unassociated with any application. When I ...
2
votes
1answer
1k views

Create new extension association and icon in SnowLeopard

I was searching for the best way to add a new file extension type (.xyz) and associate an icon to all files of that kind in SnowLeopard.
0
votes
1answer
1k views

how do i make Acrobat my default?

How can I make Acrobat my default to open attachments that come via email and in opening documents? This was previously the case on my computer, but no longer.
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2answers
4k views

Stop Google Chrome opening Office files using Google Documents

How can I configure Google Chrome to stop trying to open PowerPoint and other document files using Google Documents? I work behind a firewall, and Google Documents cannot access the files anyway. ...
0
votes
0answers
80 views

Change file type to always launch new program instance? [duplicate]

Possible Duplicate: Run multiple instance of any windows application I have a file type associated with a certain program. The problem is when I already have one of these files open, and I ...
0
votes
3answers
2k views

Getting .py scripts to open up in Python's IDLE

I'm new to Python. I use Python 2.7 and I am running Windows Vista (64-bit). How do I make it when I click on .py scripts... that it opens up in IDLE so I can edit it a snap? Ya know... without having ...
0
votes
1answer
969 views

How to remove file association and display the file extension in Windows 7

The default behavior when set file association for a file type, in explore the extension won't show in file name again. Is there any way to let the file extension show again? In Windows XP this can be ...
0
votes
2answers
3k views

How to disassociate a file type with an application in Mac OS

I have a Mac and I'm running Snow Leopard. I also run parallels. Now, because I opened a file with a windows application while in parallels, that file type is always associated with the windows ...
4
votes
2answers
272 views

How change file association?

I need to change program that opens xml files on my Windows Vista. When I open "Open With" dialog and click "Browse" and locate my _.exe, nothing happens. The program is not added to the list. Vista ...
2
votes
2answers
974 views

HTML document no icon?

All my HTML documents on my PC do not show an icon as shown on the image below: Firefox is set as my default browser. How can I configure an icon for them?
15
votes
5answers
6k views

How do I get ftype & assoc to match Windows Explorer?

I changed the association to use upon launching a .py file, via Windows Explorer: Tools -> Folders -> File types. Then browse to .py. Change the association to Wordpad. Now when I type the name of ...
3
votes
3answers
733 views

Disassociate file with cmd.exe

I recently chose cmd.exe as a default program for .jar files with instant regret. How do I associate this back again with javaw.exe in the JRE? The default program check box is disabled, so selecting ...
1
vote
1answer
737 views

All of my executables are trying to open via 7zip. How can I put them back to normal? [duplicate]

Possible Duplicate: How do you associate the .exe file extension with a program in Windows? I recently booted my computer and all of the executable files have turned into 7zip icons. A ...
1
vote
1answer
576 views

How to add a command line switch to a Windows 7 file assocation?

I want to add some command line switches when calling a program via File association in Windows 7. This used to be possible in Windows XP, but I can't see how to do it in Windows 7.
0
votes
2answers
862 views

Windows 7 File Associations not working

Clean Windows 7 Install. Start - Default Programs - File Associations available. Install Office 97 Access only. Start - Default Programs - File Associations causes Windows Explorer to Crash. ...
3
votes
2answers
928 views

Where does Mac OS X store the file associations (per file)

When I open a file info, and change the application responsible for that file, where is this override stored on the system?
3
votes
3answers
4k views

Multiple versions of Excel

I'm running Windows 7 and Microsoft Office 2003, 2007, 2010 together. I would like to open all .xls files per default with Excel 2003 instead of Excel 2010. How do I do this on Windows 7?
4
votes
1answer
1k views

Making http protocol handler start different browsers based on URL mask

At work we are using Sharepoint which doesn't like non IE browsers that much. Currently I'm using Chrome or Firefox for most of my surfing needs, but I'd like to launch Internet Explorer for a few ...
5
votes
3answers
5k views

Set default Ubuntu video player as VLC?

Is there a way to globally set the default video player in Ubuntu 10.04 (and soon 10.10) to VLC? (unless you really think there is another, higher performance player, in which case do let me know)
0
votes
1answer
701 views

How do I associate an image file to Magic Disc

I am using Windows Vista and Magic Disc. Everytime I double click an ISO I want it to be mounted via Magic Disc. Is this possible? Defining a file association via the CP just spawns a new instance of ...
3
votes
2answers
12k views

how to make OpenOffice open all MS Office files?

I installed MS Word viewer than some compatibility update and it re-assigned MS Office files not to open by OpenOffice. Is there any way I can make OO to open all MS Office file if I double click MS ...
0
votes
3answers
3k views

Open attachments in Firefox using the default application without showing me the open or save file dialog

I just want Firefox to open attachments using the default application without a prompt. I've checked the "Do this automatically from now on" many times yet certain files types like PDF, RAR (which ...
0
votes
3answers
682 views

irfanview file assoc messed up

Suddenly when i right click on images the first option is edit and double left click causes images to open in MS paint. After using this solution i see irfanview still messed up. When i left click it ...
0
votes
2answers
251 views

Why does Windows 7 open image with Paint?

Suddenly instead of infanview Windows 7 is using paint to open images. When I right click I see 'Edit' But no 'Open'. Under Open With infanview is the first option. I tried running infanview as an ...
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vote
3answers
3k views

How to customise the Recommended Programs list when choosing what to open a file with?

How can I change what applications are listed in the Recommended Programs list below? I checked the various options in Control Panel > Default Programs, but none appear to allow me to affect this ...
1
vote
1answer
123 views

FileType_en_US_default instead of PNG

I just noticed that Windows Explorer (in Windows 7) shows the PNG filetype as “FileType_en_US_default” instead of the normal “PNG file” or whatever it shows in my german localization with Adobe ...
4
votes
1answer
2k views

Why is Ubuntu trying to open my Mono app with Wine instead of Mono?

So, I have compiled a C# program on Linux using MonoDevelop. When I try to execute the resulting binary, my system tries and fails to run it as a windows executable, with wine. Wine gives me the ...
1
vote
2answers
822 views

associate extension with app (Windows XP)

I want to open my ini-files automatically with Notepad++. So I right-click a .ini-file, choose "Open with..." and "choose program". Since Notepad++ is not listed I click "Browse" and select it there. ...
0
votes
1answer
178 views

html links open first in notepad++

I'm wondering where I could change the settings of opening html directly to a browser. I have an HTML file but when I double clicked on it, it will open first the notepad++. I think I must have ...
2
votes
3answers
1k views

Cannot set a file association to a program that I manually moved to Program Files

I downloaded Notepad2 and placed it in C:\Program Files\Notepad2 I wanted to associate all .txt files to Notepad2. I did an Open With and Choose Default Program. I browsed to and selected ...
2
votes
1answer
687 views

Firefox is changing file extensions on downloads

Today I downloaded a .reg file, and Firefox made it a .reg.txt file. I downloaded a .zip file and Firefox made it a .zip.htm file. Both files worked fine when I fixed the extensions. What happened ...
5
votes
1answer
155 views

MM! file in every directory

There's a file called MM! in every directory in DOS 6.22. Just MM!, no file extension... What causes this?
1
vote
1answer
17k views

How to delete a file association? [duplicate]

I'm having problem with Team Foundation Server (TFS) when viewing .cs files and need to delete the file association with .cs in Windows 7. At the moment I go to Control Panel -> Default Programs ...
3
votes
1answer
163 views

How to tell Firefox to render various text files directly, rather than asking for external application?

When navigating to various pages that are in a text-based format, such as source code, .tex/.sty files, unix configuration files, &c, Firefox often —I think whenever it can determine the ...
3
votes
1answer
1k views

Associate icon with file of specific type

This Super User Question described several methods how associate some specific program with file type. Now I want to know if there is a method to set a specific icon to files with a specific ...
0
votes
1answer
522 views

Change filetype association on OS X?

Quicktime X does not want to play certain MPG files. How do I change the default to be VLC?
1
vote
2answers
185 views

How do I change the application associated with a file type but keep its icon

Hi I want to change the default application for some file extensions but doing so also changes the icons (and file type information). Is there any way to do this without also changing its icon? ...
0
votes
2answers
694 views

File association and msconfig broken. Malware?

A friend of mine had an Acer laptop. It has Vista Home Basic. I can't get system properties open. Msconfig does not run. Also, exe filetype is asking me what program to run it with. How can I fix ...
1
vote
1answer
1k views

How to associate the PNG/JPG Edit context menu with Paint.NET? [duplicate]

Right now, when I right-click on a PNG or JPG, I get the Edit context menu which takes me to MSPaint. How can I associate the Paint.NET with the Edit menu? I've tried Tools/Folder Options/File ...
1
vote
2answers
468 views

Mac Finder - Alternate default application?

Double click on an image opens the default application associated with it. E.g. "jpg" opens with "Preview", but some times I need to open with an alternate application, e.g. photo editing software. ...
5
votes
2answers
4k views

How to create a default association for files with no extension [duplicate]

Possible Duplicate: How to set the default program for opening files without an extension in Windows? I am using http://www.pnotepad.org/ (i wouldnt mind switching to something else if it ...
1
vote
1answer
40 views

Is there a way to determine what program handles html links depending on which program the link was clicked in?

Is there a way to determine what program handles html links depending on which program the link was clicked in? For example, if the link is in an outlook message, I want to it to open in IE since ...
0
votes
2answers
1k views

Pictures clicked on Start Menu's Recent Items list opens in non default program

I am using Picasa Photo Viewer and have associated all JPG and PNG files to open with it. However when I open an image from the Recent Items list in the Windows 7 Start Menu it opens with Windows ...
27
votes
3answers
21k views

How do I set advanced file associations in Windows 7?

It used to be in Windows XP that I could make Warcraft III files load automatically into the game by double clicking on them. This association was made by going to file associations ADVANCED area and ...
1
vote
1answer
1k views

Set default open-with app to a Python program on a Mac

I use the open source application UliPad to edit restructured text files (rst). It is a Python application that I launch via Terminal like so: python32 UliPad.py I have python32 as an alias to the ...
5
votes
1answer
7k views

How do I fix broken .exe file association in Windows Vista?

Somehow the file association for all .exe files has been deleted on my windows vista machine. For some reason the only thing I can open is Firefox. I think it was the result of a virus. So I have ...