The GCF files contain data like checksums and fragments of files associated to a Steam game version. Metadata details associated to a Steam game installer are also entered by Valve developers. The Valve service hosts these GCF files on Web servers for quick and easy download access for Steam users.
Being unable to open GCF files can have various origins. The most encountered issues aren’t complex. In most cases they can be addressed swiftly without assistance.
The GCF file was designed by Valve for the Steam Client. It contains data about installed games to migrate the Client easily. It can be used for plenty of games sold by Valve.
While Game Cache File is a popular GCF file, there are 4 different uses of the .GCF extension. Different software use files with the same extension for different data types. There are 4 known uses of the GCF file extension.
You need to update the application used to open .GCF files. Only the latest version supports the format. You need to check the file for viruses by scanning with an antivirus.