SYS error messages like cfosspeed.sys error are the most difficult and frustrating puzzle for a common computer user to solve. Those errors are just as difficult as hieroglyphics for us to figure out their meanings, let alone fix them. No one likes to see SYS errors like cfosspeed.sys error pop up on his computer, as it's a signal that there should be something wrong with our computer.
When the computer system fails or relay warning that may affect the system, it will present such a graphic user interface or dialog boxes to attract your attention and need your intervention. If the related problems could not be fixed in time, it will lead to a more serious problem that may cause catastrophic effects to your machine. But no worry! Here are some simple steps that can help you fix cfosspeed.sys errors easily.
This thread is locked. You can follow the question or vote as helpful, but you cannot reply to this thread. Cfosspeed.exe is not essential for Windows 10/8/7/XP and will often cause problems. Click here to see what cfosspeed is doing, and how to remove.
Recommendation: Fix cfosspeed.sys Error Automatically
What is cfosspeed.sys?
cfosspeed.sys is an important SYS file that is used by cFosSpeed Driver, a product of Windows Software Developer. The latest file version of cfosspeed.sys is 4.24.1420 and its known file MD5 value is e1b8de2156fc57c41e9cc3010dfe29f7. This file allows cFosSpeed Driver and Windows to work in a proper way.
cfosspeed.sys file information:cfosspeed.sys (Free Scan) | |
File Description: | cFosSpeed Driver |
cFosSpeed Driver | |
Product Version: | 4.24.1420 |
Windows Software Developer | |
File md5: | e1b8de2156fc57c41e9cc3010dfe29f7 |
sys file | |
Security Level(0-5): | 5 |
Windows | |
Recommended: | Download cfosspeed.sys Error Free Scan Tool |
A SYS file contains system settings and variables as well as functions that can be used by cFosSpeed Driver and Windows system. SYS files are also used to house device drivers that enable Windows to communicate with your hardware and devices.
cfosspeed.sys error messages
There are various ways to present cfosspeed.sys error messages. Listed below are a few common cfosspeed.sys error messages:
- Your PC ran into a problem and needs to restart. We're just collecting some error info, and then we'll restart for you. If you would like to know more, you can search online later for this error: cfosspeed.sys.
- STOP: 0x00000116 cfosspeed.sys
- STOP: 0x000000D1 cfosspeed.sys
- STOP: 0x0000007E cfosspeed.sys
- STOP: 0x0000007A cfosspeed.sys
- STOP: 0x0000003B cfosspeed.sys
- STOP: 0x00000050 cfosspeed.sys
- STOP: 0x000000C9 cfosspeed.sys
The above SYS blue screen error will appear when there is something wrong with the newly-installed hardware device or software. You will encounter cfosspeed.sys blue screen when cFosSpeed Driver is running, or its driver is being loaded or during the computer system starts up or shuts down. When it comes to fixing SYS errors, it's quite important to know when and how your cfosspeed.sys error happens.
Look for clues in the error message
In most cases, a SYS error is presented in dialogue boxes. Read the error message carefully to identify if it gives you any clue on what causes the error. The battle wins half if you know when it comes to fixing the SYS error. Listed below are common causes of cfosspeed.sys error.
Generally speaking, the cfosspeed.sys error can be caused by a single or combination reasons below:
- Missing or damaged cfosspeed.sys file
- Malware infections
- Registry problems
- Hardware conflicts
- Hardware failure
- Incorrect or corrupt device drivers
How to Fix cfosspeed.sys Error?
NOTE: It's a very bad idea to solve cfosspeed.sys errors by downloading cfosspeed.sys file from those DLL download websites that cannot guarantee a stable, clean and approved copy and any DLL file. The cfosspeed.sys file from unapproved sources may bring other unwanted problems. To help you, listed below are plenty of troubleshooting solutions to solve your cfosspeed.sys error.
Method 1: Restart your computer.
Method 2: Repair damaged or corrupt registry.
Method 3: Run a full virus scan.
Method 4: Reinstall recently installed or uninstalled programs
Method 5: Update your computer drivers.
Method 6: Run System File Checker command to repair Windows files.
Method 7: Roll back your system with System Restore.
Method 8: Install available Windows updates.
Method 9: Check your hard disk for errors.
Method 10: Check, and if necessary replace, your RAM memory.
Method 11: Reinstall Windows system.
Method 1: Restart your computer.
Please try to restart your computer, though this method sounds too simple, sometimes it actually works! It's estimated that more than half of the computer problems can be fixed with a simple restart.
Method 2: Repair damaged or corrupt registry..
Once a Windows OS is installed on a computer, the registry is created to store hardware and software information, system and computer configurations as well as register the right commands between your computer's hardware and software. Registry entries associated with cfosspeed.sys are saved in the registry and you will receive cfosspeed.sys error if its related entries in the registry are damaged or corrupt. If the commands are right in the registry, but the registry paths become blocked, errors like cfosspeed.sys error will appear and your computer speed will become slower. Improper program installation, uninstallation, and malware attacks are the most common causes of registry errors.
Microsoft has not created a PC to perfection, therefore, regular registry maintenance is very necessary to keep your computer error-free and speed it up. It's recommended that you seek help from a professional registry cleaner so that it can fix your registry errors in the timeliest manner without taking the risk of manually editing the registry and causing any further problems on your PC. Click and download this recommended registry repair tool
If you persist in manually editing your registry, it's recommended that you create a full backup of the registry before the fix.
Steps:
1. To open Registry Editor, hold Windows and R keys on the keyboard.
2. Type in regedit in Run box and click OK.
3. In Registry Editor, right click on Computer and click Export.
4. Set a file name and location for the backup file.
5. Click Save button to save the file.
Due to the high risk of breaking down your computer system, we do not provide steps to manually edit the registry and fix cfosspeed.sys error. Manually edit your registry at your own risk.
Method 3: Run a full virus scan.
Even there are antivirus software installed on your PC, it is still possible that some computer malware, such as viruses, spyware and Trojan horses, can still get the chance to intrude in your system. Some type of malware attempt to modify the content of software and system files, such as cfosspeed.sys, so as to carry out their malicious activities. Some malware even abuse a name that is very similar to cfosspeed.sys and scare you buying or paying for useless or scam products.
Here's how:
Step 1. Enter Safe Mode with Networking.
Step 2. Delete Temporary Files.
2.1 Press Windows + R keys simultaneously to open Run command, type cleanmgr and click OK.
2.2 Wait until this process finishes.
2.3 Check Temporary files and the type of files you want to delete and then click OK.
2.4 Click Delete Files button to proceed.
Step 3. If you already have an antivirus software active on your PC, it's recommended that you use a different virus scanner to do this check, since your current antivirus software cannot detect any malware. Click and download this recommended malware detect tool.
Step 4. Run a Virus Scan.
Step 5. Remove Any Detected Viruses.
Step 6. Restart your computer.
Method 4: Reinstall recently installed or uninstalled programs.
cfosspeed.sys error could be caused by improper installation of a program due to a corrupt installer. If you start to receive cfosspeed.sys error after you installed a program, try to uninstall and reinstall that program.
Similarly, if you start to receive cfosspeed.sys error after you uninstall a program, you can try to reinstall that program and then uninstall it either via Programs and features or a trustworthy third-party uninstaller program. When you uninstall a program and are prompted whether or not you want to remove some kind of shared files, you must choose to keep them.
Compared with double-click installation, it's more difficult to completely uninstall a program.
Here's how:
1. Close the program that uses cfosspeed.sys file.
2. To open Programs and Features,
In Windows vista and 7:
click Start button, type programs in search box, and click Programs and features in the result.
Windows 10/8/8.1:
right-click on the Windows Start button, and click Programs and features in the result.
3. Then locate and click on the program that uses cfosspeed.sys file in the program list and then click on Uninstall button at the top.
4. Follow the uninstall window to uninstall the program.
If you have difficulty in uninstalling your program, you can try this award-winning uninstaller.
Method 5: Update your computer drivers.
Sometimes, cfosspeed.sys error could be caused by faulty or obsolete computer drivers. As a result, you should pay close attention and make sure that the drivers of all hardware devices on your computer system are up-to-date. Moreover, before downloading and installing new device drivers, keep in mind that they should be compatible with your Operating System and hardware devices.
Method 6: Run System File Checker command to repair Windows files.
System File Checker also known as sfc /scannow is a powerful Windows utility that is not well known by average Windows users. This utility can scan system files to protect them from being altered. If those protected system files are altered or damaged, this utility will replace them with the original ones.
If you're troubleshooting a Windows problem or errors like cfosspeed.sys error, running System File Checker would be a good trick.
Steps:
1. To run System File Checker,
In Windows vista/7/10,
type cmd in start search box. In the result, which appears, right click on cmd and click Run as administrator.
In Windows 8/8.1,
type cmd in start search box. Click settings, in the result which appears, right click on command prompt, and click Run as administrator at the bottom.
2. In the command prompt window that opens, type sfc /scannow and hit Enter key on the keyboard.
3. The sfc utility will scan for a while and if any corrupted files are found, replace them on re-boot.
Method 7: Roll back your system with System Restore.
The main idea of System Restore utility is to roll back your system files and programs to a time when your computer system and programs were working properly. It becomes very helpful when it comes to troubleshooting computer errors like cfosspeed.sys as you can easily roll back system files, registry entries, and installed programs etc.
Steps:
1. To run System Restore,
In Windows vista/7/10,
type system restore in start search box. In the result, which appears, click on create a restore point.
In Windows 8/8.1,
type system restore in start search box. Click settings, in the result which appears, and click on create a restore point.
2. Click on C disk, click System Restore button and then OK.
3. click Next.
4. When the wizard window opens, choose a restore point.
Note: If you're not sure what programs will be affected, click on the restore point and then Scan for affected programs button to know more.
5. Click Next, follow the wizard and wait until the restore finishes.
Method 8: Install available Windows updates.
Have you ever wondered why it is so important to install Windows updates? Microsoft frequently releases security patches for its Windows software and addresses other bugs and issues in Windows. So maybe installing those updates can help you fix problems like cfosspeed.sys error.
Steps:
1. To install Windows updates, open Control Panel, select View by Large icons and click Windows Update.
2. In the Window Update panel that opens, click Check for updates first.
3. If there is any available update, click Install Updates button.
Method 9: Check your hard disk for errors.
cfosspeed.sys blue screen error is due to hardware failure or software problems. So it's very necessary for you to check your hardware devices. If you have just added new hardware devices like RAM sticks, or printers, please disconnect all these newly added hardware. If your cfosspeed.sys blue screen error disappears, the disconnected hardware devices are the cause of your cfosspeed.sys error. If there is no newly added hardware, then please go ahead to check your hard disk for errors.
Note: please close all open programs and files and make a full backup of your personal files before you start the disk check.
Steps:
1. To run Check Disk tool, hold Windows + E keys simultaneously.
2. Right click on C disk and click Properties.
3. Click Tools tab and then click Check button.
4.Click Scan drive to proceed.
5. If it detects any error, either repair the error or replace a new hard drive.
Method 10: Check, and if necessary replace, your RAM memory.
The random failure of RAM stick is among the more annoying pieces of hardware to be the cause of a technical issue like cfosspeed.sys blue screen error.
Before checking your RAM stick, please remove the one that you just added to your computer. If your cfosspeed.sys blue screen error disappears after you remove the new RAM stick, that means your new RAM stick is either bad or incompatible and you need to buy a new one. If you didn't add a new RAM stick, then you need to run diagnostic to check your RAM sticks.
Steps:
1. To run Windows Memory Diagnostic utility,
In Windows vista/7/10
type windows memory in start search box. In the result, which appears, click on Windows Memory Diagnostic.
In Windows 8/8.1
type memory in start search box. Click settings, in the result which appears, and click on Diagnose your computer's memory problems.
2. Click Restart now and check for problems.
3. Windows Memory Diagnostics utility will check your RAM after a restart.
Note: After the check, your computer will restart again and you can see the result that lists the problem with your RAM sticks. If so, then you need to replace a new RAM stick.
Method 11: Reinstall Windows system.
Reinstalling your Windows system can erase everything including cfosspeed.sys error from your computer, but this will take a lot of time to reload the system and reinstall all your programs. Before doing so, make sure you back up all of your documents, personal files, pictures, and many other important things.
Recommended:
Note: Instead of going through the tedious, time-consuming, and risk-laden process of manually fixing cfosspeed.sys error, you can save a lot of time and aggravation by using specialized software to do the job for you.
Does cfosspeed.sys error still persist?
Please contact us if your error still pops up after you've tried the above fixes.
If you've found yourself here, I'm guessing that you're getting cFosSpeed.exe error message and want to find an effective solution to fix this error. You should know for sure that you have to fix this error ASAP, otherwise your machine will be broken sooner or later.
Possible cFosSpeed.exe Error Messages
- The module 'cFosSpeed.exe' was loaded but the entry-point DllRegisterServer was not found. Make sure that 'cFosSpeed.exe' is a valid DLL or OCX file and then try again.
- Windows could not start because cFosSpeed.exe file is missing or corrupt.
- Runtime Error! Program [path]cFosSpeed.exe. An application has made an attempt to load the C runtime library incorrectly. Please contact the application's support team for more information.
- [path]cFosSpeed.exe is either not designed to run on Windows or it contains an error. Try installing the program again using the original installation media.
- Error loading [path]cFosSpeed.exe. The specified module could not be found.
- This application has failed to start because cFosSpeed.exe was not found.
- Can't find cFosSpeed.exe
Information about cFosSpeed.exe File
Filename: cFosSpeed.exe (Free Scan) |
File Description : cFosSpeed Window |
Latest Known Version: 4.50.1457 |
Product Name : cFosSpeed Window |
Company: - |
File type : exe file |
OS Infected: Windows NT/2000/2003/XP/Vista/2008/7/8 |
MD5: 2dc576597b18a330b475a53a1a4c1c7f |
Security Level(0-5):5 |
Recommended: Download cFosSpeed.exe Error Free Scan Tool |
General Causes of cFosSpeed.exe Error
This cFosSpeed.exe file stores important information that how the program or a Windows service needs to run. As a result, it will pop up an error message when this file is corrupt or damaged. In such circumstance, you may have a problem running the program or using the computer properly.
Most of the time, you will get an error message when there is a computer error. That error message may give you any hint on what may be wrong. Knowing the root of the problem is half the battle won when it comes to fixing the error.
Usually, cFosSpeed.exe error may be caused by:- The registry key of cFosSpeed.exe is invalid or damaged.
- Computer malware has injected malicious code and modified cFosSpeed.exe file.
- The cFosSpeed.exe file was uninstalled by other software.
- The cFosSpeed.exe file was intentionally or mistakenly deleted by other software.
- The required version of cFosSpeed.exe file is overwritten by other software.
- There is a hardware failure, such as a bad hard disk.
How to Fix cFosSpeed.exe Error?
Attention: It's not advisable to download cFosSpeed.exe file from those 'exe download' websites. The file from those websites are not verified by the official cFosSpeed.exe developer and may be bundled with computer malware or other unwanted things. In case you really need a copy of cFosSpeed.exe file, it's necessary for you to get it directly from its official resource. Now you can use the following solutions to fix cFosSpeed.exe error:
1. Restart the computer
When you receive cFosSpeed.exe error message, you can try to restart your machine to see if this error could be a glitch. If you can't restart it normally, you can force restart it.
2. Fix corrupt or invalid registry entries of cFosSpeed.exe file
The registry is the place where most computer errors like cFosSpeed.exe error come from. When a software was installed or uninstalled incorrectly, sometimes there will be some invalid or corrupt registry entries of some software files like cFosSpeed.exe are left in the registry. That's why it's necessary to regularly clean those invalid and corrupt registry entries and keep the registry compact so that such errors can be reduced and your computer performance can be improved.
Attention: The system registry stores all information that all software and hardware require to run. So it's not suggested that you clean the system registry manually. You should know that a slight mistake may make your software unpredictable or even crash your system.
3. Update the drivers of hardware devices related to cFosSpeed.exe
cFosSpeed.exe error may be caused by out-dated or corrupt device drivers. Sometimes drivers may not work properly due to various reasons. To ensure that this is not the cause, you can update the device drivers that are related to cFosSpeed.exe file.
4. Perform a full malware scan for your computer system
It's possible that your cFosSpeed.exe error may be caused by a computer malware in your computer. Those computer malware can damage, modify or even delete your files like cFosSpeed.exe. Moreover, it's also possible that this cFosSpeed.exe error is fabricated by the malware to frighten and coax you into purchasing its fake products. Click and download this powerful Virus Removal Tool to free check your system.
5. Use Windows System Restore to undo recent changes in the system
System Restore is a useful recovery tool in Windows that enables you to undo changes made to your system and software. But this works only if you have created a restore point when everything worked fine. If you restore your system to the earlier point, you will lose the software and data you got after this restore point.
1). Open Control Panel
For Windows 8 Users
Hold Windows key + X and then click Control panel
For Windows 7 and Vista Users:
Click Start button and click Control Panel
2). Select View by Large Icons and then click Recovery
3). Click Open System Restore
4). After the dialogue pops up, click Next button to proceed
5). Choose a restore point and then click Next button to continue
6). Confirm your restore point and click Finish button
6. Install or roll back certain device driver to a previous version
Some newly released device drivers are not as compatible with the old hardware devices as the previous version. If you receive cFosSpeed.exe error after you update certain device driver, it's advisable for you to download and install the previous version of the driver. If you can't find it, you can 'Roll Back' the driver in your Device Manager.
7. Run the sfc /scannow command to repair the system files
The sfc command is also known as System File Checker which is a very helpful utility to verify and replace important system files. When it scans the whole system and finds any missing, corrupt or damaged system files, it will replace the problematic files. This can fix the error if the file is provided by Microsoft.
Video of How to run sfc /scannow command in Windows 7:
Click Here to see the video of How to run sfc /scannow command in Windows 8
8. Examine hardware devices
If you still receive cFosSpeed.exe error message after you perform a clean installation of your Operating System, it's certain that this error should be caused by a bad hardware. You can test each piece of hardware devices and find out and then replace the problematic one.
Recommended Solution:
Still Having cFosSpeed.exe Problem?
In case the above methods could not help you fix your cFosSpeed.exe problem, please contact us via email with the screen shot of your cFosSpeed.exe error pop-up and describe how you got this error and the solutions you've tried if any.