XBAP File Extension

Microsoft Silverlight Application Package
- File Type xbap
- Developer Microsoft
- Popularity
- Application Microsoft Silverlight
- Category Web Files
- Format Binary
What is a XBAP file?
Files with the XBAP extension are specifically tied to Microsoft Silverlight Application Package, a Web Files type, and there are 283 files in this category.
The Microsoft Silverlight Application Package (XBAP) was developed by Microsoft, which created file format and 242 programs to work with them.
XBAP file support extends to various operating systems, including Windows, Mac OS and Linux. To open a XBAP file, you can choose from 3 programs such as Microsoft Silverlight, Firefox and Internet Explorer.
MIME types
- application/x-ms-xbap
Programs that support XBAP files
How to open a XBAP file?
If you cannot open a XBAP file, it is most often due to missing software. Select a program from the list according to your operating system. Then go to the official website of the program developer, download it, and install it on your device.
Thanks to their popularity, Microsoft Silverlight, Firefox and Internet Explorer are often the go-to programs for managing XBAP files. If you need the newest version of Microsoft Silverlight, just access the Microsoft website. From there you can download the installer compatible with all systems.
Once Microsoft Silverlight is installed, the OS should configure it as the default tool for opening XBAP files.
Make Microsoft Silverlight the default XBAP viewer
Change the default app to open files on Mac
- Right click or use Control + Left Click on the desired XBAP file to access a dropdown menu of actions;
- Choose "Open in Application" and click "Other";
- Towards the bottom of the window, find the "Enable" menu, which is already set to the default option, "Recommended Programs";
- In this menu, select "All Programs" and search for Microsoft Silverlight. Check the box next to "Always open in app" to make it the default option.
Change a default app in Windows
- Start by right-clicking on your XBAP file, then select the "Open with" option and choose "Choose another app" from the menu that appears;
- Inside the popup window, scroll through the list of applications and specifically choose Microsoft Silverlight as the application to associate with your XBAP file;
- Check the "Always use this app" checkbox and click "OK".
Finding answers to XBAP file problems
If XBAP files are giving you trouble, small modifications to your software can help. Check out the troubleshooting tips below to fix these issues.
What can lead to sudden Microsoft Silverlight crashes?
Insufficient updates for Microsoft products can cause Microsoft Silverlight to crash. Be sure to regularly install the latest software updates.
A computer restart is often the key to solving numerous common problems. That’s why, it is recommended to restart the computer before making any changes to the software settings.
What is the recommended approach to repair a damaged XBAP file?
Use a recovery program to open the damaged XBAP file, and in the menu, click "Repair" to start the repair operation. Wait for the recovery process to finish as it will automatically restore the damaged web files.
What are the ways to check if my XBAP file is damaged?
Characteristics of corrupted XBAP web files can include:
- The file encounters problems during the opening process or shows error indications;
- The file causes Microsoft Silverlight or other software to hang or crash during various operations;
- An unexplained increase in the size of the XBAP file;
- Actions performed on the file result in the appearance of error notifications;






