File extension .RSF
Full Name | Developer | Category |
---|---|---|
Mediafour MacDrive Macintosh Resource Fork | Mediafour Corporation | Various Files |
The RSF (Mediafour .Mcd) file extension is related to MacDrive, a popular disk utility software designed specifically for individuals using both Mac and Windows computers. It allows for seamless data exchange between the two systems. RSF stands for Resource Fork, which stores important information related to a particular Mac application or file, such as location and size.
RSF files are created with the help of MacDrive, which can read and write Mac-formatted data on Windows systems. RSF files cannot be opened or viewed directly by Windows applications, they simply hold relevant information for the associated Mac applications or files that must be accessed through MacDrive. As such, RSF files are usually saved in hidden system files, which can only be accessed through the software.
Similar File Extensions
RSF files are similar to other resource fork-related file extensions used by Mac disks, including:
- McSf
- McXf
- McDF
- McPf
Locating a Resource Fork File
In order to access an RSF file, you have to open up view hidden system files in Finder (on Mac) or File Explorer (on Windows). Navigate to the disk’s top-level folder and make sure to select the “show hidden files” option during the search. It is important to note that the resource fork is always located within a directory labeled ".resource_fork", so searching within this folder will help you locate the RSF file there.
Programs for WINDOWS system
After installing the required software, the operating system will usually automatically associate an unknown file type (in this case .RSF) with the new application. If this does not happen, we can help the system a bit by selecting the software for it, which it should always use to open files with the .RSF extension.
When choosing the software we can select the system to use this software every time.
Remember!
Using it for the first time it is good to check whether the .RSF file opened in the application can be read by us and opens in a way that allows us to use it. If everything is in order, select this option the next time you open a file with the .RSF extension. However, if the file has not opened correctly, we have to look for a different software, with which we can open files with the .RSF extension. Select a different software from our list and install it on your computer. After the software is installed, repeat inspection openings of a .RSF file. Sometimes you have to repeat the operation several times.
Other instructions
If none of the programs listed by us to work with the .RSF file has not meet your expectations, you can try searching other websites. But remember to avoid downloading programs "that can open any file". These applications not only have very limited functionality, but may also expose you to expense tens of dollars when purchasing a license.
In the vast majority of cases you will find the program dedicated to support the .RSF file, or any other file format. In addition, there is a chance that it will be a free program, and its functionality (concerning the .RSF file) will be extended to the maximum.
It is also good to check
- if the .RSF file has no errors
- or if it has been copied (or downloaded by the browser) thoroughly
Author’s guidelines

Mr B. Adam
Author of the guidelines / Founder of FileExtension.info
New technologies enthusiast, helping to solve problems with the files.
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