SOF File Extension

What is SOF file?

SOF filename suffix is mostly used for Quartus II SRAM Object files. Altera defined the Quartus II SRAM Object format standard. Files with SOF extension may be used by programs distributed for Windows platform. SOF file format, along with 6033 other file formats, belongs to the Misc Files category. The most popular software that supports SOF files is Quartus II design software. Quartus II design software software was developed by Altera, and on its official website you may find more information about SOF files or the Quartus II design software software program.

Programs which support SOF file extension

Programs that can handle SOF files are as follows. Files with SOF suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

How to open file with SOF extension?

Being unable to open files with SOF extension can be have various origins. What is important, all common issues related to files with SOF extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. We have prepared a listing of which will help you resolve your problems with SOF files.

Step 1. Download and install Quartus II design software

The main and most frequent cause precluding users form opening SOF files is that no program that can handle SOF files is installed on user’s system. The solution to this problem is very simple. Download Quartus II design software and install it on your device. Above you will find a complete listing of programs that support SOF files, classified according to system platforms for which they are available. One of the most risk-free method of downloading software is using links provided by official distributors. Visit Quartus II design software website and download the installer.

Step 2. Update Quartus II design software to the latest version

If the problems with opening SOF files still occur even after installing Quartus II design software, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of Quartus II design software is available. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. The reason that Quartus II design software cannot handle files with SOF may be that the software is outdated. The latest version of Quartus II design software should support all file formats that where compatible with older versions of the software.

Step 3. Assign Quartus II design software to SOF files

If you have the latest version of Quartus II design software installed and the problem persists, select it as the default program to be used to manage SOF on your device. The method is quite simple and varies little across operating systems.

Selecting the first-choice application in Windows

• Right-click the SOF file and choose Open with option
• Select Choose another app → More apps
• Finally select Look for another app on this PC, point to the folder where Quartus II design software is installed, check the Always use this app to open SOF files box and conform your selection by clicking OK button

Selecting the first-choice application in Mac OS

• By clicking right mouse button on the selected SOF file open the file menu and choose Information
• Open the Open with section by clicking its name
• 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 SOF extension. By clicking Continue you confirm your selection.

Step 4. Check the SOF for errors

Should the problem still occur after following steps 1-3, check if the SOF file is valid. It is probable that the file is corrupted and thus cannot be accessed.

1. Check the SOF file for viruses or malware

Should it happed that the SOF is infected with a virus, this may be that cause that prevents you from accessing it. Scan the SOF file as well as your computer for malware or viruses. SOF file is infected with malware? Follow the steps suggested by your antivirus software.

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

Did you receive the SOF file in question from a different person? Ask him/her to send it one more time. 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 SOF file has been downloaded from the internet only partially, try to redownload it.

3. Verify whether your account has administrative rights

There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Switch to an account that has required privileges and try opening the Quartus II SRAM Object file again.

4. Make sure that the system has sufficient resources to run Quartus II design software

The operating systems may note enough free resources to run the application that support SOF files. Close all running programs and try opening the SOF file.

5. Verify that your operating system and drivers are up to date

Latest versions of programs and drivers may help you solve problems with Quartus II SRAM Object 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 SOF files affecting older versions of given software.

Do you want to help?

If you have additional information about the SOF 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 SOF file.