Filename Extensions
If you are seeking information about file extensions, then you are in the right place at right time.

Details of extension .onecache

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

Below, you can find answers to the following questions:

  • What is the .onecache file?
  • Which program can create the .onecache file?
  • Where can you find a description of the .onecache format?
  • What can convert .onecache files to a different format?
  • Which MIME-type is associated with the .onecache extension?
Microsoft OneNote Cached Data .onecache file icon

Microsoft OneNote Cached Data

The ONECACHE file is a Microsoft OneNote Cached Data. Microsoft OneNote is a tool for notetaking, information gathering, and multi-user collaboration by Microsoft.
Detailed description not available
Category: Data files
Program name: -
Mime-type: application/onenote
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
Microsoft OneNote Table of Contents
Microsoft OneNote Document
Microsoft OneNote Temporary File
Microsoft OneNote Package
Microsoft OneNote Binary Data
Perfect Effects Resize Data
Perfect Effects Enhance Data
Perfect Effects Data
Microsoft OneNote Signature Data

Other types of files may also use the .onecache file extension. If you have helpful information about .onecache extension, write to us!

Can't open a .onecache file?

If you want to open a .onecache file on your computer, you just need to have the appropriate program installed. If the .onecache association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.onecache

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2003/2008/2012/2016, Windows 7, Windows 8, Windows 10, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android