The genuine OfficeC2RClient.exe file is a software component of Microsoft Office 365 ProPlus by Microsoft Corporation. "OfficeC2RClient.exe" is a safe Microsoft process that installs as part of Microsoft Office 365 ClickToRun, which makes new releases or updates (security-related or not) available to Office 365 subscribers. It installs in "C:\Program Files\Common Files\Microsoft Shared\ClickToRun". It executes when "File|Accounts (backstage)|UpdateNow" is selected in any Office app, or it can be run manually as an administrator. The command-line options include allowing reversion to an older build. In Office 365 ProPlus, "OfficeC2RClient.exe" can change the subscription channel. Monthly subscribers receive updates upon release; they are available to Semiannual subscribers in January and July. A "Targeted" version of each allows early access for pilot users or an enterprise's compatibility testers. Microsoft Corporation, the world's biggest software maker (by revenue) in 2016, has been moving away from physical installation media for releases and updates towards automatically updated cloud subscriptions.
OfficeC2RClient stands for Microsoft OfficeClick-[to]-Run Client
The .exe extension on a filename indicates an executable file. Executable files may, in some cases, harm your computer. Therefore, please read below to decide for yourself whether the OfficeC2RClient.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.
Description: OfficeC2RClient.exe is not essential for the Windows OS and causes relatively few problems. The file OfficeC2RClient.exe is located in a subfolder of "C:\Program Files\Common Files" (primarily C:\Program Files\Common Files\Microsoft Shared\ClickToRun\).
Known file sizes on Windows 10/11/7 are 13,179,660 bytes (92% of all occurrences), 5,967,976 bytes and 11 more variants.
The program has a visible window. The OfficeC2RClient.exe file is not a Windows system file. The file has a digital signature. The file is a Windows scheduled tasks.
OfficeC2RClient.exe is able to record keyboard and mouse inputs, monitor applications and manipulate other programs.
Therefore the technical security rating is 2% dangerous.
Uninstalling this variant:
You can uninstall Microsoft 365 - en-us or Microsoft Office Professional Plus 2019, or ask Support team for help. Go to Microsoft 365 - en-us or Microsoft Office Professional Plus 2019 in the Windows Control Panel (Software or Programs section) to uninstall it, or go to office.microsoft.com for Customer Support.
If OfficeC2RClient.exe is located in a subfolder of "C:\Program Files", the security rating is 0% dangerous. The file size is 979,024 bytes (29% of all occurrences), 978,672 bytes and 7 more variants.
The program has a visible window. OfficeC2RClient.exe is not a Windows core file. The file has a digital signature. This process is launched automatically by the Windows Task Scheduler.
OfficeC2RClient.exe is able to record keyboard and mouse inputs.
Uninstalling this variant:
You can uninstall Microsoft Office Home and Student 2013 or Microsoft Office Home and Business 2013, or ask Support team for help. Go to Microsoft Office Home and Student 2013 or Microsoft Office Home and Business 2013 in the Windows Control Panel (Software or Programs section) to uninstall it, or go to office.microsoft.com for Customer Support.
Important: Some malware camouflages itself as OfficeC2RClient.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder, for example Virus.Win32.Renamer.j (detected by Kaspersky), and W32.Tapin (detected by Symantec). Therefore, you should check the OfficeC2RClient.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.
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Best practices for resolving OfficeC2RClient issues
A clean and tidy computer is the key requirement for avoiding problems with OfficeC2RClient. 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 OfficeC2RClient.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.
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