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CI File Extension

The CI file extension was created by Microsoft and is also known as the Windows Content Indexer Catalog File. CI is classified as a System Files and This file is saved in a binary format, which requires a specific program to read its contents. You can open CI files in The MathWorks PolySpace program.

Windows Content Indexer Catalog File Type

Windows Content Indexer Catalog File Type
Extension .ci
Developer Microsoft
Popularity 5.0 (1 Votes)
Mime Type mime-type/not.available
Default Program The MathWorks PolySpace
Category System Files
Format Binary
Updated 7/1/2025

What is a CI File Type?

IC files are usually found in user or system directories in a folder called\ catalogue.wci\. They should be opened or edited manually, since it is a system file created by the Windows search service (formerly Service d' indexing) which is the program C:\ Windows\ System32\ cisvc.exe. This service can be disabled in the Windows Features window, which can be located by typing " Windows Search &" in the search box of the Start menu. Once disabled, however, Windows Search n'is no longer available in the Windows Explorer or the Start menu.

Free Online CI Tools & Apps

Access powerful and secure free online CI tools to convert, view, edit, merge, split, and compare CI files — all without installing any software. Our tools support the .CI (Windows Content Indexer Catalog File) file extension and run smoothly in any modern browser.

Select a tool below to explore features and manage your CI files directly from your device with ease.

CI Files Common Issues

There are few common issues with the Windows Content Indexer Catalog File .CI=10962 File Extensions while opening the .CI=10962 files on Windows and MacOs, we have solution to those issues such as:

Can't Open CI Files?

  1. You must have supported software programs installed for Windows Content Indexer Catalog File on your system such as The MathWorks PolySpace.
  2. Associate default The Mathworks Polyspace The MathWorks PolySpace program for *.ci (Windows Content Indexer Catalog File) files.

    Associate CI Default Program on Windows
    1. Right-click a *.CI (e.g example.ci) file and click Open With.
    2. In the Open with dialog box, click The Mathworks Polyspace The MathWorks PolySpace program Or click Browse to locate the program (*.exe) that you want.
    3. Select check box for Always use this app to open .ci files.

Related CI File Extensions

CI default file extension is .CI and other similer related extensions are:

All Platform Software Programs for CI File Extension

List of all softwares that can open the CI files on each platforms such as Windows, Mac, iOS, Linux, Web and Android, you may click the each software link for more details for other supported formats for each software and the verified direct download links for each software with complete lisensing details.

Microsoft Windows logo image Open CI File on Windows

Software License Developer
ctrtool image. ctrtool 000 for Windows Free ctrtool
The MathWorks PolySpace image. The MathWorks PolySpace 000 for Windows Free Trial The MathWorks PolySpace
Microsoft Windows image. Microsoft Windows 10 for Windows Commercial Microsoft

MacOs logo image - FileProInfo.comOpen CI File on Mac OS

Software License Developer

Linux logo image - FileProInfo.comOpen CI file on Linux

Software License Developer

Website logo image - FileProInfo.comOpen CI file on Web

Software License Developer

iOS logo image - FileProInfo.comOpen CI file on iOS

Software License Developer

Android logo image - FileProInfo.comOpen CI file on Android

Software License Developer

About Licensing

  1. Free Trial This software are often used for an attempt period, like 14 days, before requiring payment. Some trial versions have a reduced feature set.
  2. Free This software is liberal to use. Examples include open-source , freeware software, like free programs supported by advertising.
  3. Free+ This software is liberal to download and use, but contains in-app purchases (IAP) to unlock additional content or functionality.
  4. Paid This software must be purchased so as to use it. it's going to be offered as a perpetual license or ongoing subscription.
  5. Included with OS This software is bundled with an OS , like Windows, macOS, or Android.

CI file extension icon image.About CI - Windows Content Indexer Catalog File

FileProInfo is to help you understand about the Windows Content Indexer Catalog File with *.CI suffix, and provide the complete detail as how to open, edit, convert, merge, split and compare it with other related software programs, software download links and free online apps and tools.

Our professional team members at FileProInfo have been individually researched and verified the details for CI. We want to be 100% accurate and publish the information about file formats, tools, apps and software programs that we have tested and validated.

If you would like to suggest any additions or updates to this page for CI, please let us know.

Updated 7/1/2025