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List of common email attachment blocked file extensions
Check out list of files that are typically blocked as attachments in e-mail clients to protect the end recipient.
Common file extensions blocked by mail clients may change in time as the popularity and significance of some formats can change.
Whole category of file extensions blocked by mail clients contains now 96 file types. Show all email attachment blocked file types.
An app file extension is related to Mac OS X operating system for Apple Mac Pro, MacBook Pro, Mac Mini and MacBook Air computers. An app file contains application package.
An asp file extension is associated with the ASP Classic server side scripting engine used to dynamically generate web pages. An asp file contains Microsoft Active Server Page source code scripts. The ASP Classic is obsolete and it was replaced by ASP.NET.
Files with bat suffix can be commonly found as so called batch files. These text files are small scripts that contain a sequence of commands for a computer operating system.
A chm file extension is related to Microsoft compiled HTML help file format. CHM is acronym for Compiled Help Modules.
A cnt file extension is related to the Help Contents files used by Microsoft Windows Help.
Files with com extension can be generally found as command files. It is a type of program executable file format associated with the MS-DOS operating system.
A cpl file extension is related to the Microsoft Windows operating system. A cpl file stores settings of Windows Control Panel applets.
An eml file extension is used by variety e-mail clients, such as Outlook Express, Windows Mail, Windows Live Mail, Thunderbird etc. An eml file contains saved email message either meant as backup or for sharing.
An exe file extension is traditionally used for main executable files since the times of MS-DOS. It was adopted for executables in Windows as well. Executables are files that launch programs.
A gadget file extension is used for Windows Gadgets, small programs that enhance the desktop with various features. Gadgets are usually located in the Windows Sidebar, on the right side of desktop.
Files with inf extensions can be generally found as various installation scripts in Microsoft Windows operating system.
An lnk file extension is used for files that represent Windows shortcut to a program installed on computer. Every time you create a shortcut a new lnk file is created that acts as the actual link, that can be further customized with various settings as launch parameters, icon etc. Most lnk files are located on user's desktop.
An mdb file extension is used by Microsoft Access database management system for its main database files. MDB format was replaced in later version of Microsoft Office by ACCDB format. Access' *.mdb databases can usually be opened in or imported to most database management systems, such as dBase, Oracle etc.
An msi file extension is commonly used for Microsoft Installation packages used by most Windows based programs. If you open msi file in Windows, the installation procedure will commence.
The prg file extension is default file extension used by operating systems and development environments for program executable files.
Files with reg extension can be usually found as Windows registry files, special files that contain exported registry entries that can be uploaded to the system.
The scr file extension is associated with screensavers created for Microsoft Windows operating system.
An shs file extension is also related to Microsoft Windows Shell Scrap Object file format. An shs scrap file is a special OLE object that can be insert into documents.
A tmp file extension is traditionally used for temporary files in Microsoft Windows. In most cases can be safely deleted.
Files with vbs suffix can be generally found as scripts made using Visual Basic programming language and development environment. Used in many programs.
This is a list of some the most common file types from this category and may change in time as the popularity and significance of some formats can change. Whole category of file extensions blocked by mail clients contains now 96 file types. Show all email attachment blocked files.