4+ Fixes For Sedlauncher Errors & Issues

In this post, we’ll provide 4+ fixes (and video guides) for dealing with sedlauncher issues and errors.

As you are updating your Windows computer, you see something called sedlauncher.exe (a crucial component of the KB4023057 update patch), and it came off as rather annoying. So, the obvious thing to do here is to deal with this as it can slow down your computer and potentially hamper the operations of your PC.

This launcher has been known to consume a lot of RAM, which means it occupies a lot of disk space in your computer and can pose problems in your operation system. Here are some ways to help resolve your problems pertaining to sedlauncher.

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What is sedlauncher?

Microsoft has provided a patch for Windows 10 that was intended to improve the reliability of its components. The KB4023057 patch bundled within it files such as the Sedlauncher.exe is updated to function smoothly. Sedlauncher is part of the Windows Remediation Service and is intended to improve the capacity of the update process for Windows 10.

To clarify, the program file is digitally signed and, therefore, does not appear as an infectious virus within the system. However, it does not mean that you ought to be complacent when dealing with this.

The .exe extension on its filename shows that the sedlauncher is an executable file, which could do harm to your computer if not checked. Scan the file first to determine if it is a Trojan or is actually part of the Windows operating system or a trusted application. The extension has an issue with lagging your system due to how much CPU usage it takes up, so you should be aware of this.

How to fix sedlauncher

Video Guide: How Can I Fix Sedlauncher High Disk Usage On Windows 10

Luckily, there are easy solutions for this issue. If you’ve been constantly annoyed by this problem, below are some solutions that you can try, starting from the simplest to the most complicated one.

1st Fix: Viruses & Malware

According to File.Net, to avoid problems with sedlauncher, you should make sure that your computer is free from any viruses and malware. You should also have a clean and functioning hard drive.

So, to solve this, uninstall whatever programs that you are not using so that they won’t take a lot of space in your computer or take a lot of CPU usage.

Also, constantly update your computer so that it is at optimal capacity. If you encounter an issue but forgot how it came about, use the 6resmon command to identify the process that could have led to the problem. Sometimes, it is better to repair the problem than reinstall Windows or use a different version other than 10.

Some programs are highly recommended in looking for the processes that cause lag which is related to sedlauncher.exe such as the Security Task Manager. The Task Manager shows all tasks in Windows and hidden processes such as keyboard monitoring or Autostart entries and show whatever security risks it finds. The risk rating could indicate that the process in question might potentially lead to a virus of some kind.

To properly do this, follow these steps:

  1. Right-click Windows icon found on your taskbar
  2. Choose the Task Manager from the options.
  3. Upon opening Task Manager, look for the Windows Remediation Service. Right-click the Service and select End Task.
  4. Restart the computer to see if any changes have taken effect

Note that you are disabling the sedlauncher, which encompasses WaaSMedic.exe and Sedsvc.exe as well. This will likely improve your device’s performance. However, this is not a major guarantee when looking for lag-causing malware in your computer.

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Another option is to use Malwarebytes Anti-Malware that can detect and remove viruses, including sleeping or inactive ones, from your hard drive. Regardless of the method, cleaning up viruses and unnecessary programs should be done before doing anything drastic.

2nd Fix: Use The Services Utility To Disable It

Another solution to this problem is to turn off the sedlauncher.exe via the services utility. According to AUSlogics, following these steps can help you make use of what is known as Windows Service management tool:

  1. Use the shortcut Windows Key+R on the keyboard to launch Run.
  2. Type in the dialog box “services.msc” (note that the quotation marks are not included).
  3. When the utility window is shown, look for the Windows Remediation Service and right-click the Service, then choose Properties from the menu.
  4. Move to the General tab and click the drop-down list next to Startup Type.
  5. Choose the Disable option afterwards.
  6. Head to Service Status and click Stop.
  7. Click OK and then click Apply to make sure that the changes that have been made stay.

On an important note, if your device has WaaSMedic.exe and CPU usage issues, the Services utility can also be used to resolve it. Find the Windows Update Medic Service and follow the above-indicated steps that were used to deactivate the Windows Remediation Service.

When this is all taken care of, restart the computer and determine whether or not the sedlauncher problem remains.

3rd Fix: Use An Anti-Virus Program 

AUSlogics also recommends that you use an anti-virus program as it can arguably counter some issues found with the installation of the launcher. If you intend to install KB4023057 patch, just disable the file so that it does not consume too much of the CPU space. You could use a Firewall or anti-virus to make sure that a virus does not slip through. If the sedlauncher.exe file contains malware, the Firewall could deal with it.

4th Fix: System Restore?

A system restore can get you started up on an operating system free from errors, according to AUSlogics. This is available on Windows 10. Going into a previous restore point can also help ensure that the launcher does not use up a lot of disk space. This method will not try to delete any of your personal data but cleanse system files. Follow these steps to avoid any issues:

  1. Press Windows Key+S on your keyboard.
  2. Type “Restore” (without quotation marks) on the search box.
  3. From the results gathered, select “Create Restore Point.”
  4. Then, click the System Restore button.
  5. Click Next to initiate.
  6. Take note of the restore points and their timestamps. Choose an option wherein the issue did not exist.
  7. Click Next to begin the process of system restore.

Video Guide: How To Perform A System Restore

Forum Feedback

To find out more about sedlauncher and its function in Windows, we looked through Microsoft support forums and several discussion boards. In general, computer users were interested in learning more about sedlauncher high disk usage, sedlauncher disable, sedlauncher high CPU usage, and how to remove sedlauncher. They also wanted to know what sedlauncher is.

A Reddit poster explains that sedlauncher is part of Microsoft Operating System and that it rarely causes problems for the users.

  • He adds that the file is usually located in C/Program File and that its size is around 250-260 bytes, but in some cases, it might be around 80 bytes.
  • The user points out that sedlauncher is not an essential Windows file and that it doesn’t have a visible window.
  • As such it’s rarely dangerous unless it’s located in System32.
  • In these cases, you’re probably dealing with a virus and should scan your system immediately.


Another forum member comments that sedlauncher is part of the KB4023057 update for Windows 10 and that its purpose is to improve the speed of Window Update Service. Nevertheless, it sometimes causes high disk usage as noted by other Windows users. He usually solves that issue by opening the Task Manager, locating sedlauncher.exe and killing the process. Afterward, his computer goes back to normal.

Another member of the community complains that he doesn’t understand why sedlauncher has to run when there are no updates to install. He also noticed that sedlauncher asked permission to access the Internet through his firewall. That’s why he decided to block it in the end.

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A computer owner also reports that his computer’s performance was affected by sedlauncher. He searched for the process in the Task Manager, and when he found it, he clicked on it because he wanted to know where its location was. As it turned out, sedlauncher was located in a Rempl folder in Program files. Reading other member’s comments, the user concluded that the Rempl folder was created when Windows couldn’t update to the latest version for some reason. The person observed that you could get rid of rempl and sedlauncher by uninstalling the update that has installed them on the computer.


Another user points out that besides sedlauncher, you might also notice other processes associated with Windows Remediation Service.

  • So, if you want to remove these processes from your device, you should open Settings à Apps à Apps and Features.
  • Then you should locate the KB4023057 update. It might also be under the name Windows Setup Remediations.
  • When you click on the update, you should have the option to uninstall it, which would remove Windows Remediation Service and all associated files and folders.
  • The user observes that you can install the service also by opening Control Panel àPrograms and Features.

A computer expert says that you can disable Windows Remediation Service if you have high CPU usage caused by sedlauncher. To do that you have to press the Windows key + R to launch the RUN window. Then you type services.msc to open the Service Manager. Once you do that you should locate Windows Remediation Service and double click on it to open Properties. Then you’ll see “Stop,” and when you select this, the service will stop immediately. After that, all that is left is to change the startup type of Windows Remediation Service to Disabled, and you’ll see sedlauncher or sedsv.exe in the Task Manager no more.

Another individual shared that he solved his issue with sedlauncher by deleting the task in the rempl task. He explained that you could do that by launching RUN windows and typing taskschd.msc, which would open the Task Scheduler. Select Task Scheduler Library à Microsoft à Windows à Rempl and then search for “Shell” in the right-side panel. Delete the task, and you’re ready.

A forum poster remarks that there is an easier way to deal with sedlauncher than disabling or deleting Windows Remediation Service. You must rename the rempl folder so that Windows can’t launch sedlauncher. Locate the rempl folder in Program files and right-click on it. Select Rename or Delete and sedlauncher won’t be bothering you anymore.

Another individual also mentions that you can block the executable files that are causing problems in your firewall. In addition to this, you can defer your Windows updates from as long as a year, which will prevent the rempl folder from being installed anew in the future. However, he doesn’t recommend it because it leaves your system vulnerable to potential hacker attacks.


These tips can be useful in resolving your problems with the sedlauncher. However, it is important to note that while the launcher itself is not harmful, you should not simply leave it to your computer to handle the issue. If the provided tips above don’t work, you can hire a technician to help you.

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