A folder file extension is related to some sort of the registry keys in Microsoft Windows registry.

Detailed description

Software that open folder file

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FOLDER file extension - Microsoft Windows Explorer folder data

What is folder file? How to open folder files?

File type specification:

System file type icon System file type

folder file icon: folder filetype icon

The folder file extension is related to Microsoft Windows operating system for IBM-PC compatible computers.

These .folder files are used by Windows registry to define new folder by entries in the registry key HKEY_CLASSES_ROOT\.Folder and all related keys.

The default software associated to open folder file:

Microsoft Windows icon

Microsoft Corporation logoMicrosoft Windows  Microsoft Windows software

Company or developer:
Microsoft Corporation

A family of operating systems developed by the Microsoft Corp. The first Windows was released in 1985 as a GUI add-on to MS-DOS. MS-DOS based Windows versions were developed to 2000, when was released the last version called Windows ME. Windows based on NT core started in 1993. Windows NT family are developed to these days, the latest version is called Microsoft Windows 11.

Help how to open:

Open with: Explorer.exe /idlist
This is an additional parameter that means a Windows internal structure is being passed.

How to convert:

Probably cannot be converted to anything else.

List of software applications associated to the .folder file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open folder file, edit folder file, convert folder file, view folder file, play folder file etc. (if exist software for corresponding action in File-Extensions.org's database).

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting folder files.

Programs that can create folder file - Microsoft Windows Explorer folder data

Programs supporting the exension folder on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about Microsoft Windows for create folder file action.

Microsoft Windows:

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