File Extension Library


.TTO File Extension

  • Category: Various data Files

What are .TTO files and how to open them?

Can't open .TTO 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 .TTO file.

What is a .TTO file extension?

.TTO file extension has been classified as Various data Files.

.TTO is Client access data specification

The tto file extension is associated with files used for AS/400 Server (Application System/400), developed by IBM in 1988.

The tto file stores access data specification.

Most likely some old format without support. No further information could be found.

.TTO file format is deprecated and this file format is no longer supported.

Currently, .TTO file type is not actively used and is obsolete. This usually happens with system files in older operating systems, files from long-discontinued software, or with previous versions of some file types (documents, projects, images, etc.) that were replaced in later versions of the original programs.


How to open:

This file type is not meant to be opened directly, there is no software that could open and work with it directly, or there is no information available in public sources about opening this file type. This is usually the case of some internal data files, caches, temporary files etc.

How to convert:

As far as we know, this .tto file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.

How to fix problems with .TTO files

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