ONETMP file icon

ONETMP File Extension

Microsoft OneNote Temporary
  • Developer
    Microsoft Corporation
  • Category
  • Popularity
    0 ( votes)

What is ONETMP file?

ONETMP is a file extension commonly associated with Microsoft OneNote Temporary files. Microsoft Corporation defined the Microsoft OneNote Temporary format standard. ONETMP file format is compatible with software that can be installed on , Windows system platform. ONETMP file belongs to the Misc Files category just like 6033 other filename extensions listed in our database. The most popular program for handling ONETMP files is Microsoft OneNote, but users can choose among 2 different programs that support this file format. On the official website of Microsoft Corporation developer not only will you find detailed information about theMicrosoft OneNote software, but also about ONETMP and other supported file formats.

Programs which support ONETMP file extension

The following list contains programs grouped by 2 operating systems that support ONETMP files. Files with ONETMP extension, just like any other file formats, can be found on any operating system. The files in question may be transferred to other devices, be it mobile or stationary, yet not all systems may be capable of properly handling such files.

Programs that support ONETMP file

How to open file with ONETMP extension?

Problems with accessing ONETMP may be due to various reasons. Fortunately, most common problems with ONETMP files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. The list below will guide you through the process of addressing the encountered problem.

Step 1. Get the Microsoft OneNote

Install software to open ONETMP file Problems with opening and working with ONETMP files are most probably having to do with no proper software compatible with ONETMP files being present on your machine. This one is an easy one. Select Microsoft OneNote or one of the recommended programs (for example, Microsoft Office, Microsoft Office Mobile) and download it from appropriate source and install on your system. The full list of programs grouped by operating systems can be found above. If you want to download Microsoft OneNote installer in the most secured manner, we suggest you visit Microsoft Corporation website and download from their official repositories.

Step 2. Check the version of Microsoft OneNote and update if needed

Update software that support file extension ONETMPYou still cannot access ONETMP files although Microsoft OneNote is installed on your system? Make sure that the software is up to date. Software developers may implement support for more modern file formats in updated versions of their products. This can be one of the causes why ONETMP files are not compatible with Microsoft OneNote. The most recent version of Microsoft OneNote is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Set the default application to open ONETMP files to Microsoft OneNote

After installing Microsoft OneNote (the most recent version) make sure that it is set as the default application to open ONETMP files. The method is quite simple and varies little across operating systems.

Associate software with ONETMP file on Windows

Selecting the first-choice application in Windows

  • Right-click the ONETMP file and choose Open with option
  • Select Choose another app → More apps
  • Finally select Look for another app on this PC, point to the folder where Microsoft OneNote is installed, check the Always use this app to open ONETMP files box and conform your selection by clicking OK button
Associate software with ONETMP file on Mac

Selecting the first-choice application in Mac OS

  • From the drop-down menu, accessed by clicking the file with ONETMP extension, select Information
  • Proceed to the Open with section. If its closed, click the title to access available options
  • Select the appropriate software and save your settings by clicking Change all
  • If you followed the previous steps a message should appear: This change will be applied to all files with ONETMP extension. Next, click the Continue button to finalize the process.

Step 4. Verify that the ONETMP is not faulty

You closely followed the steps listed in points 1-3, but the problem is still present? You should check whether the file is a proper ONETMP file. Problems with opening the file may arise due to various reasons.

Check ONETMP file for viruses
1. Verify that the ONETMP in question is not infected with a computer virus

Should it happed that the ONETMP is infected with a virus, this may be that cause that prevents you from accessing it. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. If the scanner detected that the ONETMP file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.

2. Check whether the file is corrupted or damaged

If you obtained the problematic ONETMP file from a third party, ask them to supply you with another copy. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. If the ONETMP file has been downloaded from the internet only partially, try to redownload it.

3. Ensure that you have appropriate access rights

There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Log in using an administrative account and see If this solves the problem.

4. Check whether your system can handle Microsoft OneNote

If the system is under havy load, it may not be able to handle the program that you use to open files with ONETMP extension. In this case close the other applications.

5. Check if you have the latest updates to the operating system and drivers

Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with Microsoft OneNote Temporary file. It is possible that one of the available system or driver updates may solve the problems with ONETMP files affecting older versions of given software.

Do you want to help?

If you have additional information about the ONETMP file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on ONETMP file.

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