FSR file icon

FSR File Extension

File Substring Replacement Utility

What is FSR file?

FSR is a file extension commonly associated with File Substring Replacement Utility files. Files with FSR extension may be used by programs distributed for Windows platform. FSR file format, along with 6033 other file formats, belongs to the Misc Files category. String-O-Matic is by far the most used program for working with FSR files. String-O-Matic software was developed by Gammadyne Corp., and on its official website you may find more information about FSR files or the String-O-Matic software program.

Programs which support FSR file extension

Below is a table that list programs that support FSR files. Files with FSR 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.

Programs that support FSR file

How to open file with FSR extension?

Problems with accessing FSR may be due to various reasons. Fortunately, most common problems with FSR files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. We have prepared a listing of which will help you resolve your problems with FSR files.

Step 1. Install String-O-Matic software

Install software to open FSR file The main and most frequent cause precluding users form opening FSR files is that no program that can handle FSR files is installed on user’s system. The solution to this problem is very simple. Download String-O-Matic and install it on your device. On the top of the page a list that contains all programs grouped based on operating systems supported can be found. If you want to download String-O-Matic installer in the most secured manner, we suggest you visit Gammadyne Corp. website and download from their official repositories.

Step 2. Verify the you have the latest version of String-O-Matic

Update software that support file extension FSRIf the problems with opening FSR files still occur even after installing String-O-Matic, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of String-O-Matic is available. Software developers may implement support for more modern file formats in updated versions of their products. The reason that String-O-Matic cannot handle files with FSR may be that the software is outdated.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 String-O-Matic.

Step 3. Assign String-O-Matic to FSR files

After installing String-O-Matic (the most recent version) make sure that it is set as the default application to open FSR files. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.

Associate software with FSR file on Windows

The procedure to change the default program in Windows

  • Right-click the FSR file and choose Open with option
  • Click Choose another app and then select More apps option
  • To finalize the process, select Look for another app on this PC entry and using the file explorer select the String-O-Matic installation folder. Confirm by checking Always use this app to open FSR files box and clicking OK button.
Associate software with FSR file on Mac

The procedure to change the default program in Mac OS

  • By clicking right mouse button on the selected FSR file open the file menu and choose Information
  • Open the Open with section by clicking its name
  • Select String-O-Matic and click Change for all...
  • If you followed the previous steps a message should appear: This change will be applied to all files with FSR extension. Next, click the Continue button to finalize the process.

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

You closely followed the steps listed in points 1-3, but the problem is still present? You should check whether the file is a proper FSR file. Problems with opening the file may arise due to various reasons.

Check FSR file for viruses
1. Verify that the FSR in question is not infected with a computer virus

If the FSR is indeed infected, it is possible that the malware is blocking it from opening. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. If the FSR file is indeed infected follow the instructions below.

2. Verify that the FSR file’s structure is intact

Did you receive the FSR file in question from a different person? Ask him/her to send it one more time. The file might have been copied erroneously and the data lost integrity, which precludes from accessing the file. It could happen the the download process of file with FSR extension was interrupted and the file data is defective. Download the file again from the same source.

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

There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Log in using an administrative account and see If this solves the problem.

4. Verify that your device fulfills the requirements to be able to open String-O-Matic

If the systems has insufficient resources to open FSR files, try closing all currently running applications and try again.

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

Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with File Substring Replacement Utility files. Outdated drivers or software may have caused the inability to use a peripheral device needed to handle FSR files.

Do you want to help?

If you have additional information about the FSR 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 FSR file.

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