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What does the onenotem.exe file do?

The onenotem.exe process is also known as Microsoft Office OneNote Quick Launcher or, as the case may be, Microsoft OneNote Quick Launcher and is a part of Microsoft Office Shared (Version 64-bit Setup, 64-bit MUI 2007, 64-bit) or, as the case may be, Microsoft Office Home and Student (Version 2007, 2013). This software is produced by Microsoft (www.microsoft.com). An obsolete or defective version of onenotem.exe can cause problems for your computer that can range from slowness to error messages such as these:

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What you should know about onenotem.exe Microsoft Office OneNote Quick Launcher

onenotem.exe is not part of Windows, but it is important nonetheless. Onenotem.exe is found in a subdirectory of "C:\Program Files". Frequently occurring are file sizes such as 97,680 bytes (49% of all these files), 228,552 bytes as well as 17 other variants.
The producer of the file is registered with a certificate authority. This confirms the genuineness of the file. Onenotem.exe is no part of Microsoft Windows. This onenotem.exe process is initiated as part of Windows start-up (Registry: User Shell Folders). This particular software does not have a visible window, and does not appear on the taskbar. For this reason, 34% of all experts consider this file to be a possible threat. The probability that it can cause harm is high.

If you see this file on your hard drive or in Windows Task Manager, please make sure that it is not a malicious variant. It's a fact that many trojans try to cloak their true identity by calling themselves onenotem.exe. With the above information or by using tools like Security Task Manager you can determine if, in your case, the file is an undesirable variant.

What do other computer users say about onenotem?

Part of Microsoft Office (further information...)
Ben!
MS OneNote 2003 startup file for systray icon.
Ryan SM
Belongs to the Microsoft program One Note.
Jørgen Michalow
It is used for One Note a programm on the office suite 2007 and perhaps also of other versions of the office suite
Langstra
runs in background, allowing OneNote to open when you press WINDOWS-SHIFT-N.
Alan

Summary: 6 users judge onenotem.exe to be an essential file that should not be touched. source: file.net

How to uninstall Microsoft Office Shared or Microsoft Office Home and Student

To remove Microsoft Office OneNote Quick Launcher from your computer, please follow the manual instructions below or use an automatic uninstaller product.

  1. Click the Windows Start Button. You find it in the lower left corner of the taskbar.
  2. Type the word uninstall.
  3. Click Add or remove programs.
  4. Now locate Microsoft Office Shared or Microsoft Office Home and Student in the list of displayed applications.
  5. Click the program, and then click Uninstall.
Remove software in Windows 10
onenotem.exe Microsoft Office OneNote Quick Launcher fix

How to tell if onenotem.exe (Microsoft Office OneNote Quick Launcher) was uninstalled cleanly

After uninstalling, restart your computer. Then start Windows Explorer and see if there is still a folder with the name of the software under C:\Program Files. Be sure to check the Registry as well for remnants of Microsoft Office OneNote Quick Launcher. To do this, start "Regedit", then look under "HKEY_LOCAL_MACHINE" > "Software" for Microsoft Office OneNote Quick Launcher or the name of the producer. Always keep in mind that only a computer professional should ever directly delete entries in the Windows Registry.

What to do if a program does not uninstall

The easiest way to remove any kind of software cleanly and accurately is to use an uninstaller tool. Because the uninstaller automatically creates a backup, there is no risk of anything going wrong.

Last but not least

If Windows not working quite right for you, or if startup is taking a long time, or onenotem.exe is causing problems for you, a good Windows diagnostic tool may very well help. This is especially effective when it comes to older computers that have accumulated vast quantities of "garbage data" as the result of many software installs and uninstalls.

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