File Extension Library

‹ .CTC | .CTSYM ›

.CTO File Extension

  • Developer by: Microsoft
  • Category: Developer Files
  • Format: Binary

What are .CTO files and how to open them?

Can't open .CTO file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .CTO file.

What is a .CTO file extension?

.CTO file extension is created by Microsoft. .CTO has been classified as Developer Files. The format of .CTO file is Binary.

.CTO is Visual Studio Binary Command Table Output File

File created by Microsoft Visual Studio, a SDK for the Windows platform; contains compiled configuration data from a .CTC file for a VSPackage command set; resource for managed VSPackage code, native, or managed satellite DLL file; similar to a .CTSYM file.

The CTO file is created by compiling your CTC file using the Binary Command Table Compiler, which is the ctc.exe file.

You can use your CTO and CTSYM file to create a .VSCT file:

  • Place the CTO and CTSYM files in the same directory as the vsct.exe compiler.
  • In the Visual Studio Command Prompt, navigate to the CTO and CTSYM file location.
  • Type vsct.exe (ctofilename).cto (vsctfilename).vsct -S(symfilename).ctsym. Your VSCT file is now created and you can edit it using the VSCT Compiler.

    • List of all softwares that can open the Visual Studio Binary Command Table Output File
    Windows
    Microsoft Visual Studio 2017

    How to fix problems with .CTO files

    1. You need to update the application that you normally use to open .CTO files. Only the latest version of the software supports the current .CTO file format
    2. You need to check the .CTO file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)
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