What is FileCoAuth.exe?

FileCoAuth.exe is an executable file that is part of the Microsoft OneDrive software. This file is developed by Microsoft and is usually located in the C:\Program Files\Microsoft OneDrive\21.205.1003.0005 directory.

The associated software, Microsoft OneDrive, is a file hosting service and synchronization service operated by Microsoft. It allows users to store files and personal data like Windows settings or BitLocker recovery keys in the cloud, share files, and sync files across Android, Windows Phone, and iOS mobile devices, Windows and macOS computers, and the Xbox 360 and Xbox One consoles. Users can upload Microsoft Office documents directly to OneDrive.

FileCoAuth.exe is an essential component of Microsoft OneDrive and is required for the proper functioning of the software. It is responsible for the co-authoring feature in OneDrive, which allows multiple users to work on the same document at the same time. If you are using Microsoft OneDrive, you should not remove this file.

Like any executable file, it can potentially harm your computer. You should check whether the FileCoAuth.exe on your computer is a Trojan that you should remove, or whether it is a file belonging to the Windows operating system or to a trusted application. If you find that the file is malicious (for example, it's not located in the C:\Program Files\Microsoft OneDrive\21.205.1003.0005 directory), you should remove it to protect your computer.

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FileCoAuth.exe file information

Windows Task Manager with FileCoAuth — FileCoAuth.exe process in Windows Task Manager

The process known as Microsoft OneDriveFile Co-Authoring Executable belongs to software Microsoft OneDrive or VMWare Workstation Pro by Microsoft (www.microsoft.com).

Description: FileCoAuth.exe is not essential for the Windows OS and causes relatively few problems. FileCoAuth.exe is located in a subfolder of "C:\Program Files" (for instance C:\Program Files\Microsoft OneDrive\24.221.1103.0003\ or C:\Users\lexee\AppData\Local\Microsoft\OneDrive\19.002.0107.0008\). Known file sizes on Windows 10/11/7 are 506,728 bytes (3% of all occurrences), 659,832 bytes and 102 more variants.
The program has no visible window. It is not a Windows core file. It is certified by a trustworthy company. FileCoAuth.exe is able to monitor applications. Therefore the technical security rating is 24% dangerous, however you should also read the user reviews.

Uninstalling this variant: If you have any problems with FileCoAuth.exe, you can also go to the support area ^[1][2] of the Microsoft website or uninstall the program using the Control Panel ⇒ Uninstall a Program ⇒ Microsoft OneDrive or Microsoft.

Recommended: Identify FileCoAuth.exe related errors

If FileCoAuth.exe is located in a subfolder of the user's profile folder, the security rating is 32% dangerous. The file size is 214,656 bytes (10% of all occurrences), 1,108,392 bytes and 66 more variants. The file has a digital signature. The FileCoAuth.exe file is not a Windows system file. The program has no visible window. FileCoAuth.exe is able to monitor applications and record keyboard and mouse inputs.
If FileCoAuth.exe is located in a subfolder of Windows folder for temporary files, the security rating is 49% dangerous. The file size is 1,301,008 bytes (50% of all occurrences) or 520,552 bytes. The program has no visible window. The file is not a Windows system file.
Uninstalling this variant: If you have any problems with FileCoAuth.exe, you can also go to the support area of the Microsoft website or uninstall the program using the Control Panel ⇒ Uninstall a Program ⇒ Microsoft OneDrive.

Important: Some malware camouflages itself as FileCoAuth.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder, for example W32.Neshuta (detected by Symantec), and PE_NESHTA.A (detected by TrendMicro). Therefore, you should check the FileCoAuth.exe process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.

Score

User Comments

Right Now anything that involve with Microsoft is a culprit file. Two months old laptop its already acting crap with all the update made .
sherwin

Windows Defender Firewall blocked "some features" of OneDriveFile Co-Authoring Executable, per the Windows Security Alert.
SkateKraft

This manages the co-authoring features of working on a shared file from onedrive or sharepoint. Important if you work on shared files.
ahmad

Summary: Average user rating of FileCoAuth.exe: based on 2 votes with 3 user comments. 2 users think FileCoAuth.exe is essential for Windows or an installed application. 2 users don't grade FileCoAuth.exe ("not sure about it").

Best practices for resolving FileCoAuth issues

A clean and tidy computer is the key requirement for avoiding problems with FileCoAuth. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic Update. Always remember to perform periodic backups, or at least to set restore points.

Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the 6resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or executing the 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To get your computer running as fast as it did on day one, you can 8reset your PC. Your personal files will remain intact, but any programs you installed will need to be reinstalled.

To help you analyze the FileCoAuth.exe process on your computer, the following programs have proven to be helpful: ASecurity Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. A good Bantivirus software detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

todobackupservice.exe winpatrol.exe datamngrui.exe FileCoAuth.exe huaweihisuiteservice64.exe epicgameslauncher.exe acmon.exe afcdpsrv.exe printctrl.exe msctfime.ime compattelrunner.exe [all]

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