Questions tagged [file-association]

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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How to set a Default Program and include a parameter switch?

How would I add a parameter to the default program that I’m wanting to set? I love the ShareX image editor and I would like to make it the default image editor for Windows 10. However, when I select ...
Fire Starter's user avatar
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2 answers
103 views

How to create multiple Windows file extensions with different descriptions but identical actions?

In Windows 7, is it possible to have different file extensions with unique description names, but all the same actions, without duplicating all the actions (for each extension) in the Windows registry?...
End Anti-Semitic Hate's user avatar
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In Windows 10, how can we set an application to be the default for all of its supported file types?

I don't have much experience with the newer versions of Windows, and I'm having trouble doing something that I remember used to be possible in Windows 7. When a program is installed, it was possible ...
ayane_m's user avatar
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Is it possible to entirely replace one app from another in all defaults?

Let us say I want to replace PowerPoint with another presentation software for all the extensions it is currently the default application (.pptx,.ppt,.ppsx, etc.). Is it possible to do that all at ...
Martund's user avatar
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Microsoft Edge listed twice in default apps

I have Microsoft Edge listed twice in my Windows 10 default apps and one of the entries has no icon. Is there any way of fixing this, or at least figuring out why it's listed twice (either via the ...
Simon Morgan's user avatar
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How to use the "Share" function of MS Office with Gmail + Chrome

I am using MS Office 365 (more specifically, Powerpoint v. 2105) on Windows 10. I am used to sharing files in a couple of keystrokes by going to File > Share, then sending a copy of my ppt ...
Alexandre d'Entraigues's user avatar
2 votes
2 answers
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How to associate a command with files that have no extension (Regedit)

I have several processes that generate files with no extension at all and would like to add a custom context menu menu (i.e. be able to right click on them and select 'open in Notepad' or 'make .txt ...
Martin's user avatar
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Enable direct/native running of .ps1 files -- Warnings / Considerations

❔ Enable native/direct execution of .ps1 scripts - Warnings / Considerations Intro: Recently, I have been doing a lot more scripting, both in PowerShell (.ps1) and Console/Shell (.cmd/.bat). I ...
Martin's user avatar
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Enable direct/native running of .ps1 files -- How To

✅ Enable native/direct execution of .ps1 scripts - How To In other words: treating .ps1 files the same as .cmd or .bat files - whereby you can double-click or type their name from the console/shell ...
Martin's user avatar
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Syntax to specify a file, then the application to handle it

Consider a .m3u (video playlist) file. We can open this in several quite different applications, for example... C:\Program Files\VLC\VLC.exe --> Read the file and play a series of video it ...
Martin's user avatar
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Stop WhatsApp Desktop App from opening on api.whatsapp.com links, run WhatsApp web instead

I have a personal and a business WA account. I use WhatsApp Desktop app for personal use. When I click on api.whatsapp.com links, I mean to open the web app where I can send a message from my business ...
Robot Boy's user avatar
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Windows .exe file association broken - every program (incl cmd, regedit, notepad, taskmgr) launches Excel - Not a dup

I have already read all the SU posts on repairing a broken .EXE file association, and also read the Microsoft article. All of these make the assumption that you can still launch certain programs, like ...
Ex Umbris's user avatar
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Can I set default program for unknown/not registered extensions in Windows 10?

My question is similar to this (very useful, check it out!): How to set the default program for opening files without an extension in Windows? but I'm struggling with hidden Linux files. Linux hidden ...
Kamil's user avatar
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Reset "Open with calibre" options

I gave my laptop to my sister for some time now I have this thing popping up on every Document file I try to open.
Sohil Ahmed's user avatar
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Set default browser on multiple remote computers that are not on the domain

I am trying to set the default browser on multiple remote computers that are not on the domain. There are more than 200 computers, so it would be very time consuming to do it manually. The remote ...
Zoran Jankov's user avatar
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How to remove file assosiations for particular file types

How can I remove file associations in Kali Linux. I accidently made my firefox download file with .part extension open with video player as default. I looked in the /etc/xfce4/defaults.list but it is ...
Nidheesh's user avatar
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Change default behavior of a check box

When I double click a file that doesn't have a program associated with it, I get the How do you want to open this file? dialog box where I can chose a program, the problem is Always use this app to ...
user10191234's user avatar
1 vote
1 answer
5k views

How to change default app to open .url in windows 10 1903 or later? I want to use notepad

How to change default app to open .url in windows 10 1903 or later? The new version removed the option to point to an .exe You can only use apps defined as web browsers from the Microsoft Store. I ...
bigfurrymonster's user avatar
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2 answers
247 views

Execute script when other app is calling for a "registered file type" (like .mp4)

I'm experimenting on Windows 7 and need little assistance. I've got an app that's listing my duplicates, it's the best I've found. BUT it doesn't show the filenames, only the option to "remove&...
JoBe's user avatar
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How to fix .exe file associations on windows 7

I know that there are lot of similar questions on this site, but I've looked at over 10 of those, as well as some other websites, and none of the solutions I found seemed to work. In short, I was ...
ThatCoolCoder's user avatar
3 votes
2 answers
2k views

How to change .vhd file association to open with Windows Explorer?

I'm having an issue with .vhd files not opening with Windows Explorer liek the way .vhdx does. Before it was just unrecognized, now I've accedentally change it to Adobe Acrobat. I've tried changing it ...
GhostRavenstorm's user avatar
1 vote
2 answers
2k views

Default associations configuration keeps getting reapplied

I've configured a GPO that configures the default associations (For IE and Adobe Reader). I'm talking about this GPO. In my GPO, I redirect our users to an AppAssoc.xml that is located on our sysvol ...
heartfailure's user avatar
1 vote
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How to associate a Windows program to open a file based on extension AND CONTENT?

Is there a way to associate a Windows program to open a file based not only on extension, but also on its content? Reasonable use case Many programs use the XML format to store their files. I'd like ...
Honza Zidek's user avatar
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In Windows, what are the purposes of file extensions?

As far as I know, in Linux filename extensions don't have any special meaning to the operating system. It helps users to identify the file, of course, but the OS itself simply does not care about it (...
yyyyyyyan's user avatar
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Windows default app for pdf not taking effect?

EDIT: (Not applicable anymore, question reopened). Why this is not a dupe of the linked question? The view from the question side: AFAICT (and now I already applied the solution, so I cannot test), ...
sancho.s ReinstateMonicaCellio's user avatar
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1 answer
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Windows 7 64bit- Can't run batch files

I know a lot of people have posted on the internet about not being able to run batch files but I haven't been able to find a solution for myself. I arrived at this problem trying to run a game I just ...
Ashkaan's user avatar
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1 answer
565 views

Issue associating ms-powerpoint protocol to powerpoint

When trying to open powerpoint through sharepoint or teams I get an error that no application is associated to the protocol (ms-powerpoint). This seems to be true when I check in windows setting but ...
Spyral's user avatar
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1 answer
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How to set file association which was lost (for an already installed program)?

In my R (Rgui 3.6.1), I lost the file association to .Rdata files after I uninstalled older versions of R (this probably is a bug and shoudln't happen! The association was referring to version 3.6.1 ...
Tomas's user avatar
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Associate with arguments

I am trying to associate PHP files with the PHP program. I did something like this: assoc .php=PhpScript ftype PhpScript=C:\php\php.exe "%1" %* but if I run a script like this: sunday.php monday ...
Zombo's user avatar
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How can I add Jupyter notebook to Windows 10 default apps?

How can I add Jupyter Notebook to Windows 10 default apps? When I try to change default app for the file type .ipynb I can not see the Jupyter notebook in default apps list and there is no option to ...
user3486308's user avatar
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0 answers
139 views

File assocations inconsistent behaviour with Windows 10

After updating Python, my file associations somehow got messed up and I have been trying to get them to behave. Here's my test program PyArgs.py: import sys, os print ("Arguments count : "...
rossmcm's user avatar
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How to run an AHK script on Windows startup when the script is associated with a text editor

I have an AutoHotkey script and it should be started each time on Windows startup. For this purpose, it is located in %AppData%\Microsoft\Windows\Start Menu\Programs\Startup. The problem is that my ...
john c. j.'s user avatar
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Win10 default tool for PDFs

I want to change the tool which is used in Win10 to open PDFs. It's no problem to select my prefered one in the file explorer and use it as default. But I noticed that Outlook doesn't care about this. ...
roli's user avatar
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1 answer
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How to open an html file in a given firefox profile?

I have installed multiple browsers. Firefox has multiple profiles. When I have an HTML file, if I select it and hit enter, the file is always opened in the default profile. Right Click and "open with" ...
Jayadevan Vijayan's user avatar
1 vote
0 answers
3k views

Microsoft Edge as markdown default program

On Windows 10, I like to use Edge and the chrome extension Markdown Viewer to view Markdown (.md) files. Currently I just drag the files into Edge. Now I want to set Edge as my default for opening ...
Jason Eades's user avatar
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1 answer
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Windows doesn't respect default program for .txt files when opening external file from command line

I'm currently working with a program called kubernetes. I open a file locally with the command "kubectl edit deployment/deployment-name" on my command line. This gives me a .txt file that I can then ...
Austin Peña's user avatar
5 votes
1 answer
4k views

Set default text editor in KDE

I want to change the default text editor in KDE (FWIW: from Kate to code-oss). I know I can go to Settings->File Associations and change it tenths of times :( Is there an easier way to do it?
denispyr's user avatar
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Windows 10 command shell not running associated apps

Recently the behaviour of my CMD shell (windows 10) changed, and I have no idea why. Previously , when typing the name of a script xxx.py or blabla.txt would either run the script using python or ...
GJO's user avatar
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3 votes
2 answers
2k views

Windows default text editor for files without associated app

Is it possible to have a default text editor for file types that have no app associated, and especially for files without extension for which we cannot associated an app at all. For example, double ...
gluttony's user avatar
  • 224
6 votes
2 answers
375 views

How to change Windows file associations for files accessed via MTP (such as Android device files)

When double-clicking to open files in Windows Explorer on a device connected via MTP, how does one change the target application? The OS is Windows 7, and the MTP device is running Android. I've ...
End Anti-Semitic Hate's user avatar
3 votes
0 answers
918 views

"Kind" of .R file incorrectly displayed as "Rez Source" instead of "R Source File"

I am a R user new to MacOS. I found that the "Kind" of .R files are shown as "Rez Source" instead of "R Source File", even after I set the default app for the file as Rstudio.app (See the screenshot ...
statuser's user avatar
1 vote
1 answer
1k views

Reset file associations to application defaults in newer builds of Windows 10

In earlier versions of Windows 10 it was possible to recreate the default associations an application would normally have. For example, with the press of a button, I was able to make MS Word ...
vic's user avatar
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1 answer
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Is there a way to revert my .java file file association

I am trying to return my .java file back to the way it was before. I ended up opening my java file by opening with notepad and now all my java files are opening from notepad, which I don't want. ...
computer891's user avatar
0 votes
1 answer
423 views

Default App Association set by user resets after next logon

I am running into a situation whereby the default application for opening pdfs was changed to PDF-Xchange instead of Adobe and Mail to Outlook 2010, 2016 instead of the built-in default Microsoft Mail ...
john zuh's user avatar
0 votes
2 answers
944 views

Restore edge/epub association AND behavior AND icon

I could not have epub files open by edge back. I tried to associate the program %windir%\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe but edge just would not lauch (nothing ...
Soleil's user avatar
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0 votes
0 answers
66 views

Even though LibreOffice Writer is the default program for opening .doc MS Word still opens

Writer opens the file normally, but a really annoying pop-up, owned by a winword.exe (MS Word process), appears. One that says that Word isn't the default program for modifying files. It has a "Don't ...
Kurinoku's user avatar
2 votes
3 answers
32k views

What is that `Applications` folder in Windows 10 and how to get rid of it?

I found, that most programs in Windows are not links to executables anymore. They are located in unknown Applications folder with no path. Is it possible to disable this feature and go back to ...
Dims's user avatar
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In Windows 10, what default behavior can I expect when a file extension association exists, but a File Type Open Command String has not been set?

Installation of Strawberry Perl 5.30.0.1 inspired this question. Users of Active Perl have reported problems with the <FileType>=<OpenCommandString> pairs created during the installation ...
SoFarther's user avatar
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1 vote
1 answer
1k views

How do I set advance file association in Windows 10 (while passing app parameter to open)

I'm trying to set default to open Tableau workbooks with a connector option, and using connector argument before filename, am I doing the below right? Below from the command prompt is working fine "...
Manu Batham's user avatar
1 vote
1 answer
2k views

Windows 10: How to set program path in File Associations?

I have two versions of R on my computer; I want to set the file association (default app) for .Rdata file to the older version of R. For this, I was looking to change the path of the R program used to ...
Tomas's user avatar
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