APK files are used to install apps on Android devices. You need an Android emulator to open APK files on a computer. APK files are in ZIP format and can be extracted ...

The default setting for Windows is to not display a file's extension, which is the last period in a file name followed by 2 or 3 letters. Therefore, when viewing files in Windows you would only see ...

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 ...

File Association Fixer for Windows 8, Windows 7 & Windows Vista will let you repair and fix file associations and extensions in a single click. UPDATE: File Association Fixer v2 supports Windows 10, ...