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When an end user installs a feature that contains a file association, the file association is registered on the target machine an entry is made in the appropriate part of the registry, and the entry links your file type to your application through the ProgID. This file format is based on lossy compression, meaning that it keeps information that is visible to the viewer and gets rid of data that the human eye can’t perceive. You can quickly and easily create file associations for your installation project with the File Extensions view, which is available as an advanced setting within the Components view and the Setup Design view (for installation projects only). JPEG is the most common format used by digital cameras and images living on the World Wide Web.
How to view file types windows#
Similarly, you can identify the application that is associated with a given file by right-clicking the file in Windows Explorer and then clicking Properties.įile associations are stored in both HKLM\SOFTWARE\Classes and HKCU\SOFTWARE\Classes you can see a merged view of the data under HKEY_CLASSES_ROOT.Ĭreating File Associations for Your Installation Projectīest-practice guidelines recommend that you create a file association for every nonhidden type of file created or used by your product. Use the File Types tab of the Folder Options dialog box to see how the file associations are configured. Clicking 'Music' at the bottom to select an audio format if you want to change a video file to audio.
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To view and modify registered file types on your system, open Windows Explorer, and on the Tools menu, click Folder Options. Clicking 'Target Format' and choose the file type in terms of your device (iPhone, iPad, Android, Xbox, TV) or specific use (YouTube, Facebook, Final Cut Pro). For example, Windows typically launches Notepad.exe when a text (.txt) file is opened. įile associations are registry settings that tell Windows what application to use to open files of a certain type.
How to view file types pdf#
pdf which means the file is associated with adobe acrobat reader and is a pdf file. Possibly PowerShell can provide this information. For example, the file name example.pdf has the file extension. The only way to determine the association without reimplmenting the shells search is to simply ask the shell via AssocQueryString. Project: This information applies to the following project types: There are also few other registry keys where default associations are defined, which these commands also do not include. Open topic with navigation File Associations