CRTX file format description

Many people often share .crtx files without providing instructions on how to use them. This can make it difficult for users to determine which program is compatible for editing, converting, or printing .crtx files. To address this issue, we have created this page to offer assistance and guidance on handling .crtx files. We provide information on compatible software, editing instructions and conversion options to help users effectively interact with .crtx files.

Our aim is to simplify the process and promote seamless use of the .crtx file format.

1 filename extension(s) found in our database.

.crtx - Microsoft Excel 2007 Custom Chart Template

The CRTX data files are related to Microsoft Office Excel 2007. The CRTX file is a Microsoft Excel Custom Chart Template. In Microsoft Office Excel 2007, you can create a custom chart format to produce charts that have a consistent look.

Microsoft Office Excel 2007
Data files
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Microsoft Excel 2007 Custom Chart Template related extensions:
Microsoft OneNote Table of Contents
Microsoft Help VTopic Definition
Microsoft SMS Temporary Holding Area Data
Microsoft SharePoint Project Data
Microsoft SQL Server Data Replication Conflict Tables
Microsoft Mouse and Keyboard Center Macro

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

Can't open a .crtx 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 .crtx file extension is often given incorrectly!

Based on searches conducted on our site in the past year, we have compiled a list of the most common misspellings. These frequent misspellings can cause confusion and hinder search accuracy. By providing this list, we aim to assist users in finding the correct information more easily and improving their overall search experience on our site.

These misspellings were the most common in the past year:

cdtx, crt, crx, ctx, rtx

Is it possible that the filename extension is misspelled?

There is a possibility that the .crtx filename extension is misspelled. To assist users in identifying potential errors, we provide a list of similar file extensions in our database.

Filename extensions similar to .crtx:

Oracle Terminal Settings Information
Valve ICE Encoded Script
Forio Epicenter Model Context Data
Chrome Extension
Nokia Phone Ringtone
CTRAN/W Compressed Define Format Data

Operating systems

At, we strive to provide a seamless user experience by ensuring compatibility with a wide range of operating systems. The following is a comprehensive list of the operating systems currently supported by

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

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