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Informations about the CII filename extension and the file formats associated with it

We collected the information you should know about the .cii filename on this page. If you were sent a(n) .cii file in an e-mail, but you don’t know what to do with it, then you can find help here. We strive to suggest free, open-source applications that are available to everyone for the file formats.

1 filename extension(s) are in our database

.cii - Intergraph CAESAR II Data File

The CII file is a Data file, which is connected to the Intergraph CAESAR II Data File according to our registry. With the adequate settings, the Intergraph CAESAR II Data File (.cii) files can be opened or converted with the help of CAESAR II.

Format description:
CII format description not yet available
Magic string:
- / -
Related links:
Related extensions:
E-Sword v8 Overlay Data
EZ-Forms Master Form
OpenLP Theme File
DIALux Unified Luminaire Data
Windows Cursor Library
MagicKey Units Definition

Important! Programs other than the ones listed above may also use the .cii file extension. Even harmful programs can create files with the .cii extension to store data in them. Always be careful with .cii files coming from unknown sources. Don’t open executable files that arrived in mails, even if you know the sender.

The .cii file can’t be opened on your computer?

If the program necessary for opening the .cii file is installed properly on your computer, then the quickest and simplest way to open the .cii file is to double-click on the file’s name. If that doesn’t work, then the right software probably isn’t installed on your computer.

While opening the .cii file, you may receive an error message from the associated application, this can be caused by the following:

Incorrectly given .cii extension

The .cii filename extension can be given incorrectly sometimes. The cause of the error could be a mistake or a simple typo. We found the following incorrectly given filename extensions that are the most frequent in the case of .cii files.

ci, sii, ici, cui, cil, ii, dii, cli

Maybe you’re not even looking for the .cii file extension?

It’s possible the the file’s extension was given incorrectly. Below, we list some filename extensions that are similar to the .cii extension. It’s possible that the one you’re looking for is among them.

iBlaze Case Information File
ICI Source Code
CitectSCADA Data
IconWorkshop Extended Information
Microsoft ClipArt Gallery Download Package
18 Wheels of Steel Haulin Truck Data

Associated applications

The Windows operating system stores information about the applications associated to the file extensions in the registry database. The associations can be queried or modified in the Command Prompt window with the "assoc" command.

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We gladly accept application suggestions, but our primary goal is to suggest reliable, open-source applications that can be freely distributed to the users.

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