RSS File Extension

What is RSS file?

Files that have the .RSS format are commonly related to the rich site summary files. Such files are basically the XML format files that are utilized by several different sites that is useful in distributing information though the RSS feed. The files with the .RSS extension normally comprises of the news headlines as well as other web related content in the text based format that opens only with the RSS feed in the browsers that support this format.

This .RSS extension is used for the Rockwell Logix 500 SLC-5 application, ReliaSoft BlockSim files, PlanMan image files, and Symbian Operating system application resource files.

Programs which support RSS file extension

The following list contains programs grouped by 5 operating systems that support RSS files. Files with RSS extension, just like any other file formats, can be found on any operating system. The files in question may be transferred to other devices, be it mobile or stationary, yet not all systems may be capable of properly handling such files.

Updated: 12/28/2021

How to open file with RSS extension?

There can be multiple causes why you have problems with opening RSS files on given system. Fortunately, most common problems with RSS files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. The following is a list of guidelines that will help you identify and solve file-related problems.

Step 1. Get the Mozilla Firefox

Problems with opening and working with RSS files are most probably having to do with no proper software compatible with RSS files being present on your machine. This one is an easy one. Select Mozilla Firefox or one of the recommended programs (for example, NetNewsWire, FeedDemon, WebReader) and download it from appropriate source and install on your system. Above you will find a complete listing of programs that support RSS files, classified according to system platforms for which they are available. The safest method of downloading Mozilla Firefox installed is by going to developer’s website (Mozilla) and downloading the software using provided links.

Step 2. Check the version of Mozilla Firefox and update if needed

If you already have Mozilla Firefox installed on your systems and RSS files are still not opened properly, check if you have the latest version of the software. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. The reason that Mozilla Firefox cannot handle files with RSS may be that the software is outdated. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using Mozilla Firefox.

Step 3. Set the default application to open RSS files to Mozilla Firefox

If the issue has not been solved in the previous step, you should associate RSS files with latest version of Mozilla Firefox you have installed on your device. The next step should pose no problems. The procedure is straightforward and largely system-independent

The procedure to change the default program in Windows

• Clicking the RSS with right mouse button will bring a menu from which you should select the Open with option
• Next, select the Choose another app option and then using More apps open the list of available applications
• To finalize the process, select Look for another app on this PC entry and using the file explorer select the Mozilla Firefox installation folder. Confirm by checking Always use this app to open RSS files box and clicking OK button.

The procedure to change the default program in Mac OS

• By clicking right mouse button on the selected RSS file open the file menu and choose Information
• Proceed to the Open with section. If its closed, click the title to access available options
• Select the appropriate software and save your settings by clicking Change all
• A message window should appear informing that This change will be applied to all files with RSS extension. By clicking Continue you confirm your selection.

Step 4. Ensure that the RSS file is complete and free of errors

Should the problem still occur after following steps 1-3, check if the RSS file is valid. Problems with opening the file may arise due to various reasons.

1. The RSS may be infected with malware – make sure to scan it with an antivirus tool.

If the file is infected, the malware that resides in the RSS file hinders attempts to open it. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. If the RSS file is indeed infected follow the instructions below.

2. Ensure the file with RSS extension is complete and error-free

If the RSS file was sent to you by someone else, ask this person to resend the file to you. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. If the RSS file has been downloaded from the internet only partially, try to redownload it.

3. Check if the user that you are logged as has administrative privileges.

Sometimes in order to access files user need to have administrative privileges. Log out of your current account and log in to an account with sufficient access privileges. Then open the Rich Site Summary file.

4. Verify that your device fulfills the requirements to be able to open Mozilla Firefox

If the system is under havy load, it may not be able to handle the program that you use to open files with RSS extension. In this case close the other applications.

5. Check if you have the latest updates to the operating system and drivers

Latest versions of programs and drivers may help you solve problems with Rich Site Summary files and ensure security of your device and operating system. It is possible that one of the available system or driver updates may solve the problems with RSS files affecting older versions of given software.

Do you want to help?

If you have additional information about the RSS file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on RSS file.