File Extension Library


.RT_ File Extension

  • Developer by: Microsoft Corporation
  • Category: Various data Files

What are .RT_ files and how to open them?

Can't open .RT_ 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 .RT_ file.

What is a .RT_ file extension?

.RT_ file extension is created by Microsoft Corporation. .RT_ has been classified as Various data Files.

.RT_ is Microsoft WinHelp compressed help document

The rt_ file extension is associated with the Microsoft Windows WinHelp (also known as Windows Help), an application for authoring help documents.

The rt_ file contains compressed help document from WinHelp.


How to open:

Use WinHelp to work with *.rt_ files.

How to convert:

As far as we know, this .rt_ 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 .RT_ files

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