ONEfile extension

OneNote Document

Have trouble opening the .one extension? Don't panic! This page explains one files and suggests programs you may use to open one files. You can download these programs through this page!

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What is ONE file?

ONE file format was developed by Microsoft OneNote, a cross-platform application for note-taking. It is a notebook that has some pages of notes. All these notes are organized into different sections. ONE file also includes various elements, which may contain text, digitized handwriting, images, drawings, and multimedia data. This file format is handy for representing digital notes.

Additional information

To open ONE file, you need to use the Microsoft OneNote application. If you want to export ONE file, you should copy and paste all your notes into a word processor document.


How to open ONE file?

Here are some universal methods of opening a file. Please, use this list of solutions.

Method 1: Correctly fix file association error

By following these steps, the user will be able to fix the one extension association problem in an instant automatically:

Download Solution

Step 1: Click the "Download Solution" button to download the automatic tool from Appsitory.

Step 2: Now click "Start Scan" to find out all potential problems.

Step 3: Review the resulting scan and click the "Fix Items" option.

Method 2: Download apps that open the one file

Here is a list of the presented programs that you should use to open/convert the one file. You can choose the right program for your OS and click on it to start the download. You can also visit the developer's website.

Apps that open ONE files

Method 3: Use Universal File Viewer

The recommended use of Universal File Viewer, a tool for opening over 250 file extensions, complements the list of programs above. This utility is capable of opening your one file. Download Universal File Viewer to your OS quickly and securely.