Most email providers, including Gmail, don't allow you to send executable or ".exe" files. Executable files are programs that require the action of a user to install ...

New installations of Windows hide all file extensions, except for Windows components, that would appear in Explorer or an application dialog box that displays file names. File extensions are ...

Certain annoying types of malware stop your antivirus program from running (stopping you from removing the malware). If it's of the less intelligent variety, you can outsmart the virus by changing ...

In the past, email servers accepted all file attachments, allowing viruses to be executed by unwary recipients who clicked on them. It was not uncommon to get messages such as "click this - coolest ...

When you open files that have a particular file extension, Windows will look at its configuration to determine what the default program should be in order to work with these files. The default program ...