WOFF2 File Extension

What is WOFF2 file?

Files with the .WOFF2 extension are used for storing embedded fonts on websites. The 2.0 version of the format developed by Google in 2014 has been recommended by the W3C since 2018. The fonts contained in the file are based on SFNT and are well compressed. Support for .WOFF2 is provided by popular browsers.

What exactly does a .WOFF2 file contain?

Files with the .WOFF2 extension serve as a wrapper, an appropriate “packaging” for fonts based on SFNT. These are most often the TrueType font (TTF) or OpenType (OTF). The files may also contain metadata of licensed fonts. The font is duly compressed in a manner allowing embedding on a website. In the case of the second version of the standard, the Brotli algorithms at the byte level are used for compression. This results in an average of 30% better file compression effects and speeds up the support for loading the font in comparison with the previous version of the .WOFF format.

Support for websites with .WOFF2 fonts

Thanks to the use of .WOFF files, there is an opportunity to use non-standard fonts on WWW pages without worrying about their readability. In CSS style sheets for websites, reference to .WOFF2 files is made using the font-face command. Given the W3C's recommendation for the .WOFF2 font packaging standard, it is supported in the most popular browsers:

• Chrome,
• Edge,
• Firefox,
• Opera,
• Safari.

For .WOFF2 files, the correct, current MIME-type is font/woff2. It may be required by some servers to allow the files to be displayed correctly.

Programs which support WOFF2 file extension

The following list contains programs grouped by 3 operating systems that support WOFF2 files. Files with WOFF2 suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

Updated: 03/13/2024

How to open file with WOFF2 extension?

There can be multiple causes why you have problems with opening WOFF2 files on given system. What is important, all common issues related to files with WOFF2 extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. The following is a list of guidelines that will help you identify and solve file-related problems.

Step 1. Get the ttf to woff2 converter

Problems with opening and working with WOFF2 files are most probably having to do with no proper software compatible with WOFF2 files being present on your machine. This issue can be addressed by downloading and installing ttf to woff2 converter or different compatible program, such as Google Chrome, Opera browser, Online font converter. On the top of the page a list that contains all programs grouped based on operating systems supported can be found. One of the most risk-free method of downloading software is using links provided by official distributors. Visit ttf to woff2 converter website and download the installer.

Step 2. Update ttf to woff2 converter to the latest version

If the problems with opening WOFF2 files still occur even after installing ttf to woff2 converter, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of ttf to woff2 converter is available. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. This can be one of the causes why WOFF2 files are not compatible with ttf to woff2 converter. The latest version of ttf to woff2 converter should support all file formats that where compatible with older versions of the software.

Step 3. Associate Web Open Font Format 2.0 Package Format files with ttf to woff2 converter

If the issue has not been solved in the previous step, you should associate WOFF2 files with latest version of ttf to woff2 converter you have installed on your device. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.

Change the default application in Windows

• Right-click the WOFF2 file and choose 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 ttf to woff2 converter installation folder. Confirm by checking Always use this app to open WOFF2 files box and clicking OK button.

Change the default application in Mac OS

• By clicking right mouse button on the selected WOFF2 file open the file menu and choose Information
• Proceed to the Open with section. If its closed, click the title to access available options
• From the list choose the appropriate program and confirm by clicking Change for all....
• If you followed the previous steps a message should appear: This change will be applied to all files with WOFF2 extension. Next, click the Continue button to finalize the process.

Step 4. Check the WOFF2 for errors

If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the WOFF2 file in question. Being unable to access the file can be related to various issues.

1. Verify that the WOFF2 in question is not infected with a computer virus

Should it happed that the WOFF2 is infected with a virus, this may be that cause that prevents you from accessing it. Scan the WOFF2 file as well as your computer for malware or viruses. WOFF2 file is infected with malware? Follow the steps suggested by your antivirus software.

2. Ensure the file with WOFF2 extension is complete and error-free

If you obtained the problematic WOFF2 file from a third party, ask them to supply you with another copy. During the copy process of the file errors may occurred rendering the file incomplete or corrupted. This could be the source of encountered problems with the file. If the WOFF2 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. Log in using an administrative account and see If this solves the problem.

4. Check whether your system can handle ttf to woff2 converter

If the system is under havy load, it may not be able to handle the program that you use to open files with WOFF2 extension. In this case close the other applications.

5. Ensure that you have the latest drivers and system updates and patches installed

Latest versions of programs and drivers may help you solve problems with Web Open Font Format 2.0 Package Format files and ensure security of your device and operating system. It may be the case that the WOFF2 files work properly with updated software that addresses some system bugs.

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