CIG file format description

Many people share .cig files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .cig file can be edited, converted or printed with. On this page, we try to provide assistance for handling .cig files.

1 filename extension(s) found in our database.

.cig - Fastback Plus Compressed Backup

The CIG archive files are related to Fastback Plus. The CIG file is a Fastback Plus Compressed Backup. Fastback Plus is a fast, intuitive backup package for MSDOS. The Fastback Plus seems to be no longer supported.

Fastback Plus
Archive files
- / -
Fastback Plus Compressed Backup related extensions:
LU Library Archive
Git Bundle Archive
Neuro-MEP.NET Software Archive
Whitenoise Archive
Cpack Archive
QNAP QTS Package

Naturally, other applications may also use the .cig file extension. Even harmful programs can create .cig files. Be especially cautious with .cig files coming from an unknown source!

Can't open a .cig file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .cig file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

cg, cgi, ci, cib, cif, cih, cin, cir, cit, civ, ckg, clg, cog, dig, fig

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Creatacard Signature Project
CIF RAW Video File
Ngspice Circuit Data
GPG/PGP Signature
Kodak Cineon Image
Crystallographic Information File

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

If you find the information on this page useful, please feel free to link to this page.

If you have useful information about the .cig file format, then write to us! >> CIG file