What is fc.exe?
The genuine fc.exe file is a software component of Microsoft Windows by Microsoft.
Microsoft Windows is an operating system; a piece of software that acts as a bridge between the hardware and software counterparts of a computer. Fc.exe runs a command-line utility that compares two files and displays the difference between them. This utility ships with Microsoft Windows. This is a Windows component that should not be removed.
The Microsoft Windows operating system exhibits a graphical user interface and made its first appearance in November, 1985. It was developed using a GUI system shell for MS-DOS to target the growing market for graphical user interfaces. Microsoft Windows eventually took over the market with a 90% share, taking over large competitors such as Apple. It is currently available in over 137 languages.
Microsoft, founded by Bill Gates and Paul Allen in 1975, is the world's largest developer of computer software, generating an annual revenue of more than $90 billion. Microsoft is well known for the development of the Windows line of operating systems, and the popular Microsoft Office suite. Microsoft also produces the Xbox videogame console, the Surface tablet line, and the Internet Explorer and Microsoft Edge web browsers. Microsoft is headquartered in Redmond, Washington, USA.
FC stands for File Compare
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 fc.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.
Click to Run a Free Scan for fc.exe related errors
Fc.exe file information
The process known as AnalogX FastCache or DOS 5 File Compare Utility or ebtyuxyjf jifo vifo ymohbiipu unow belongs to software FastCache or VYUPPUE or Microsoft Windows Operating System by AnalogX (www.analogx.com) or Microsoft (www.microsoft.com) or ©Wyebugur.
Description: Fc.exe is not essential for Windows and will often cause problems. Fc.exe is located in a subfolder of the user's profile folder—in most cases C:\Users\USERNAME\AppData\Roaming\Microsoft\Windows\IEUpdate\.
The file size on Windows 10/11/7 is 290,304 bytes. 
The program has no visible window. The file is not a Windows core file. The process starts upon Windows startup (see Registry key: User Shell Folders, RunOnce, Run, MACHINE\Run, TaskScheduler).
Therefore the technical security rating is 77% dangerous, however you should also read the user reviews.
Recommended: Identify fc.exe related errors
If fc.exe is located in a subfolder of "C:\Program Files", the security rating is 66% dangerous. The file size is 204,272 bytes.
It is not a Windows core file. The program is not visible. Fc.exe is certified by a trustworthy company.
Fc.exe is able to record keyboard and mouse inputs.
If fc.exe is located in the C:\Windows\System32 folder, the security rating is 6% dangerous. The file size is 23,040 bytes.
It is a Windows core system file. It is a Microsoft signed file. The program is not visible. The process listens for or sends data on open ports to a LAN or the Internet.
fc.exe appears to be a compressed file.
External information from Paul Collins:
- "FastCache" can run at start up. FastCache from AnalogX - speeds up browsing by resolving DNS requests locally
Important: Some malware camouflages itself as fc.exe. Therefore, you should check the fc.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.
Best practices for resolving fc issues
A clean and tidy computer is the key requirement for avoiding problems with fc. 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 fc.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
cs_go_arx_applet.exe ivideonserverwatchdog.exe hpcd.exe fc.exe autodarkmodesvc.exe pageshots_x86.dll airprint.exe pthosttr.exe 4g_server.exe atl100.dll ndsvc.exe [all]
Score
User Comments
Simon Law (further information)
oscar (further information)
rocketmouse
M.P.
Summary: Average user rating of fc.exe: based on 4 votes with 4 user comments. One user thinks fc.exe is essential for Windows or an installed application. One user thinks it's probably harmless. 2 users think it's neither essential nor dangerous.