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What is spd.exe?

The genuine spd.exe file is a software component of cFosSpeed by .
cFosSpeed is an Internet traffic shaping utility. Spd.exe runs the cFosSpeed program. This is not an essential process for Windows and can be disabled if known to create problems.

cFosSpeed is a packet filtering program used for controlling incoming and outgoing data streams in order to improve internet latency and overall connection speed. The program features a firewall, data volume configuration, displays online time, and also offers a network monitoring utility. cFosSpeed supports the Windows platform.

cFos Software GmbH is a German software company that develops communication and traffic shaping software for the Windows platform. The company was founded in 1993 and has since developed software for servers, routers, DSL and ISDN dial-ups, as well as personal computers. cFos is based in Bonn, Germany.

Spd stands for cFosSpeed Service

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 spd.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 spd.exe related errors

Spd.exe file information

Windows Task Manager with spd
Spd.exe process in Windows Task Manager

The process known as cFosSpeed Service belongs to software cFosSpeed or XFast LAN or Turbo LAN or Gigabyte Speed or ROG GameFirst II or cFosSpeed Service or cFos Software GmbH by cFos Software GmbH (www.cfos.de) or Savepath Deals.

Description: Spd.exe is not essential for the Windows OS and causes relatively few problems. Spd.exe is located in a subfolder of "C:\Program Files" or sometimes in a subfolder of C:\—usually C:\Program Files\cFosSpeed\ or C:\Program Files\ASRock\XFast LAN\. Known file sizes on Windows 10/11/7 are 602,376 bytes (18% of all occurrences), 605,528 bytes and 50 more variants. file.net/process/spd.exe.html 
The process runs as background service cFosSpeedS. The service performs latency measurement and privileged operations for cFosSpeed.
The program is not visible. The spd.exe file is not a Windows system file. The file has a digital signature. The process uses ports to connect to or from a LAN or the Internet. Therefore the technical security rating is 48% dangerous, but you should also take into account the user reviews.

Uninstalling this variant: The software publisher 01 provides update information (www.cfos.de or www.cfos.de/en/download/download.htm). You could uninstall the associated program (Start > Control Panel > Uninstall a Program > cFosSpeed or XFast LAN).

Recommended: Identify spd.exe related errors

Important: Some malware camouflages itself as spd.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder, for example Bitcoinminer (detected by Symantec), and TROJ_GEN.R47CEF1 (detected by TrendMicro). Therefore, you should check the spd.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

It improve your internet connection
  Savage-XP  
CFosSpeed Traffic Sharping
  Sarusani   (further information)
Seems harmless. It is suposed to be a necessary service for a recent version of cFosSpeed.
  Fritz   (further information)
cFosSpeed Service
  Eran  
Cfos Speed - NetSpeed Tweaker Software
  MC  
Its cfosspeed.a tool to fasten and optimize internetconnection
  BigPill  
It's a necessary component of cFosSpeed.
  cfos_chris   (further information)
CFosSpeed file for faster internet
   
to jest kurwa od cfosspeeda i tego nie ruszaj do chuja wafla
  andrzej  
I have used this program from january 2006 (diferent versions).Never I had problems.
  nelson zarate  
Cfos network interface Optimizes the NIC for various tasks When downloading it sets the parameters to speed that up if gaming it switching to make your pings better and so on. Fully programmable by user
  Ron Schwartz   (further information)
spd.exe tok 100% of my internet speed, that i cannot using it. After cFosSpeedS program uninstaled, network come back to normal. Just uninstal it , you dont need it
  Radza  
After adding a Windows 10 PC to my home, my adsl modem froze about once every hour. It took a week of trying to fix this in many ways, including two visits of an engineer from the isp and one replacement of the modem, all of which did not help, until I tried removing spd.exe. The problem was gone and has not returned. Spd.exe is dangerous in combination with some adsl modems.
  PeterS  
Barely takes up any of my resources, haven't noticed it doing anything beneficial nor harmful. Not uninstalling it, in the event it helps.
  Benjamin Jackson  

Summary: Average user rating of spd.exe: based on 20 votes with 14 user comments. 14 users think spd.exe is essential for Windows or an installed application. 4 users think it's neither essential nor dangerous. 2 users suspect danger.


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Best practices for resolving spd issues

A clean and tidy computer is the key requirement for avoiding problems with spd. 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 spd.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

spd.exe [all]