WindowsXP以前はファイルの拡張子別に実行するプログラムを設定しファイルアイコンを分けることができましたが、Windows VistaやWindows7では実行するプログラムの持っているアイコンが優先されることがあり、自分が設定した好みのアイコンが表示されないよう ...

Microsoft uses file associations to set default programs for opening different file types on all its operating systems. As a result, when you open a file, be it text, image, or document, on your ...

Every file on your hard drive (.jpeg, .html, and the like) can be associated with a compatible program, which will open that file format by default. Some applications will change a format’s default ...

If you open a file on your computer, it will launch in whatever application is set as the default program. A text file will open in Notepad or WordPad; a photo can be displayed in Preview or Photos; a ...

Microsoft is making it easier to change your default file associations by adding a new search feature that lets you quickly find the extension you wish to modify. When a program is installed in ...

Whether you’re running a Windows 10 or Windows 11 computer, you must have noticed that it has its own default programs that you can use right out of the box. While some people find these default ...

What steps do I need to take to change the default action on Windows XP and Windows 7 when someone tries to open a CHM file? I want the file extension to be associated with notepad.exe for ALL users.

When you first installed Microsoft Excel, it should have registered itself as the default program for opening compatible file types, such as .xlsx or .xls. Installing other spreadsheet programs may ...