- The quick facts

What are XWEB4OPEN files and how to open them

Are you having problems opening a XWEB4OPEN file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is a XWEB4OPEN file?

The XWEB4OPEN file extension indicates to your device which app can open the file. However, different programs may use the XWEB4OPEN file type for different types of data.

While we do not yet describe the XWEB4OPEN file format and its common uses, we do know which programs are known to open these files, as we receive dozens of suggestions from users like yourself every day about specific file types and which programs they use to open them.

We are continually working on adding more file type descriptions to the site, so if you have information about XWEB4OPEN files that you think will help others, please use the Update Info link below to submit it to us - we'd love to hear from you!

How to open XWEB4OPEN files

Important: Different programs may use files with the XWEB4OPEN file extension for different purposes, so unless you are sure which format your XWEB4OPEN file is, you may need to try a few different programs.

While we have not verified the app ourselves yet, our users have suggested a single XWEB4OPEN opener which you will find listed below.

Various apps that use files with this extension

These apps are known to open certain types of XWEB4OPEN files. Remember, different programs may use XWEB4OPEN files for different purposes, so you may need to try out a few of them to be able to open your specific file.

Microsoft Expression WebMicrosoft Expression WebUser submitted

Try a universal file viewer

Try a universal file viewer like Free File Viewer. It can open over 200 different types of files - and most likely yours too. Download Free File Viewer here.