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OUT1 file extension

The table below provides useful information about the .out1 file extension. It answers questions such as:

  • What is the .out1 file?
  • What program do I need to open a .out1 file?
  • How can the .out1 file be opened, edited or printed?
  • How can I convert .out1 files to another format?

Table of Contents

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ UltraEdit Outline Data

OUT1 file is an UltraEdit Outline Data. UltraEdit is a commercial text editor for Microsoft Windows, Linux and Mac OS X (Intel) created in 1994 by the founder of IDM Computer Solutions Inc..
OUT1 format description not yet available
Category: Data files
Application: UltraEdit
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
OUT1 aliases:
OUT1 related links:
OUT1 related extensions:
UltraEdit Autorecovery Data

UltraEdit Saved Settings

UltraEdit Word File

UltraEdit Menus Data

UltraEdit Popup Data

UltraEdit Template

UltraEdit Macro Source Code

UltraEdit Macro

UltraEdit String Data

UltraEdit Encrypted Text

Other types of files may also use the .out1 file extension.

🚫 The .out1 file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:


Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

General Output File
FAST Output Data

🔴 Can't open a .out1 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 cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .out1 file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .out1 file extension, write to us!

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