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
- CAESAR II
- Magic string:
- - / -
- Related links:
- Related extensions:
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:
- The .cii file might have been damaged during download. Try downloading the file again.
- It’s possible that the .cii file was created with a newer version of the application. If you’re not using the newest version, then try updating the applicationi.
- The file’s access rights aren’t properly adjusted. Check the file’s access rights.
- Harmful programs may have modified the associations for the filename extensions. Run a virus check on your computer.
- The Windows registry’s database is damaged. With the help of Windows System Restore, you can return to a previous state with system settings that still work.
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
- AD Summation iBlaze Data
- CitectSCADA Data
- ICI Source Code
- Microsoft ClipArt Gallery Download Package
- IconWorkshop Extended Information
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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