Open C2R File

C2R files are commonly associated with Microsoft's Office 365 Click-to-Run (C2R) Service, a Microsoft streaming and virtualization technology that significantly reduces the time that is required to install Office, Project, and Visio. For users accessing Office over a slow connection, this technology can be very beneficial.

Click-To-Run and C2R Files

The C2R file is a core component of the Click-to-Run technology. It's actually a virtualized package which contains Microsoft Office, its updates and licensing informations. The file is utilized when you use the "Streaming" option to install Office.

Click-to-Run utilizes Microsoft's application virtualization and streaming technologies. It's a completely new way to deliver Office to users, and it's designed to be fast, reliable, and efficient. To learn more about how it works, you can visit the Microsoft's Official Documentation.

Opening C2R Files

In normal circumstances users may not need to directly open or interact with C2R files. They are intended to be used by the Office Deployment Tool and the Click-to-Run service in the background. However, these files are hosted on Microsoft's content delivery network (CDN) and usually have the .c2r extension.

C2R File Extraction

In the scenario where you are attempting to view the contents of a C2R file, you might find a tool like 7-zip useful. This software can often read the structure of .C2R packages and extract the contents. However, remember that modifying or directly utilizing these files is not a standard or recommended practice. Find more about 7-zip here.

C2R File Important Information

C2R files are important components of the Office 365 Click-to-Run service. Though they are typically handled in the background, understanding their purpose is useful for anyone who regularly uses Office applications. Remember, it is not required or generally recommended to directly open, edit, or otherwise interact with C2R files. Doing so can introduce unnecessary risks or even break your Office installation.

How to open C2R files

Frequently associated Windows objects:

  • MediaCenter.C2R

Related extensions