SBD File Extension

Mozilla Mail Subdirectory Format
- File Type sbd
- Developer Mozilla
- Popularity
- Application Seamonkey
- Category Email Program Files
- Format Binary
What is a SBD file?
The SBD file extension is linked to Mozilla Mail Subdirectory Format and belongs to the Email Program Files category, which includes 50 files.
The Mozilla Mail Subdirectory Format (SBD) was developed by Mozilla, which created file format and 4 programs to work with them.
SBD files are compatible with various operating systems, including Windows, Mac OS and Linux. To others a SBD file, you can choose from 2 programs such as Seamonkey and Netscape Navigator.
Programs that support SBD files
How to open a SBD file?
If you cannot open a SBD 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.
Seamonkey and Netscape Navigator are recognized as the most popular software solutions for dealing with SBD files. To set up the newest version of Seamonkey on your device, simply go to the official Mozilla website. There you can download the edition compatible with every operating system.
Once installed, Seamonkey will be set as the default program, and SBD files will open automatically.
Set Seamonkey to open SBD by default
Setting a default program by file type in Windows
- Right click on your SBD file, then select "Open with" and click "Choose another application";
- Find the Seamonkey application in the pop-up window and select it as your preferred program;
- Select the "Always use this application" check box and click "OK" to save your selection as the default application for opening SBD files.
Change default apps on Mac
- Right-click or use Control + Left-click on the desired SBD file to access the file’s context menu;
- Select "Open in application" and click "Other";
- At the bottom of the window, find the "Enable" menu, where "Recommended Programs" is already selected by default;
- Within this menu, select "All Programs" and then locate Seamonkey. Check the box next to "Always open in app" to set it as the default program.
Easy SBD Troubleshooting
Certain problems with SBD files can be conveniently fixed with small software tweaks. Here are some helpful tips to address them.
What are the steps to repair a damaged SBD file?
Open the corrupted SBD file in a recovery program and select the "Repair" menu item. Please be patient while the recovery process completes, which will automatically restore the damaged email program files.
How do I know if my SBD file is corrupted?
Corrupted SBD email program files may show the following signs:
- Attempts to open the file result in errors or failed results;
- The file causes Seamonkey or other programs to hang or crash during operation;
- Unexplained increase in SBD file size;
- Error messages appear while working with the file;
What are the reasons behind Seamonkey crash?
The likely cause of Seamonkey crashing is lack of software updates. Install the latest updates available for Mozilla products.
Restarting your computer is often an effective solution to resolve various common problems. Therefore, it is recommended to do so before making any changes to the software configuration.





