How to fix Sedlauncher.exe high CPU usage

Milan Stanojevic
by Milan Stanojevic
Windows & Software Expert
Milan has been enthusiastic about PCs ever since his childhood days, and this led him to take interest in all PC-related technologies. Before joining WindowsReport, he worked as a front-end web developer. Read more
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Sedlauncher.exe what is it and how to fix high cpu usage

Sedlauncher.exe is part of the KB4023057 Windows 10 update package and was designed to improve the speeds of the Windows Update Service on your Windows 10 computer.

Even though this element was designed with speed optimization in mind, a large number of users have reported issues and asked about what is ‘sedlauncher.exe’ and how to fix high CPU usage caused by this program.

Users have reported that after they performed the KB4023057 Windows update, the entire CPU of their computer is running at full capacity.

That means that the entire system is slowed down considerably, making even simple tasks, like copying a file, take a long time.

There are some variations to the file we’re discussing in this article. It can be found in your system processes either as sedlauncher.exe, sedsvc.exe, rempl.exe, etc. They are all part of the Windows Remediation Service.

For these reasons, in this article, we will explore some of the best methods to end this task and be able to start using your computer normally.

How can I fix sedlauncher.exe high CPU usage?

1. Stop and Disable “Windows Remediation Service” process

  1. Press the ‘Win + R’ keys on your keyboard, type ‘services.msc‘ in the Run window, and press in run window - sedlaumcher.exe fix high cpu usage
  2. Scroll down in the list of services, and look for Windows Remediation Service (sedsvc).Windows remediation service in Windows Services - Sedlauncher.exe fix high cpu
  3. Double-click it to open up the properties window.
  4. In the General tab, under Startup type, click the drop-down list and select ‘Disabled’.Windows remediation service properties startup type disabled - sedlauncher.exe fix high cpu
  5. Click ‘Apply’ and check to see if the issue persists.

2. Completely remove ‘Windows Setup Remediations’

  1. Press the ‘Win + I’ keys to open up Windows Settings.
  2. Select Apps.Windows settings apps button - Sedlauncher.exe fix high cpu usage
  3. Inside the Apps and Features list, scroll down until you find ‘Windows Setup Remediations (x64) (KB4023057)’ or ‘Update for Windows 10 for x64-based Systems (KB4023057)’.
  4. Click on the program, and then click on the Uninstall button.Update for Windows 10 for x64 based systems in apps and features - sedlauncher.exe fix high cpu
  5. Check to see if the issue is resolved.

Does Windows Update cause high CPU usage? Fix it now with one simple solution!

3. Disable REMPL task

  1. Press ‘Win + R’ keys on your keyboard, type ‘taskschd.msc’ in the Run dialog box, and press window taskschd.msc - sedlauncher.exe fix high cpu
  2. Inside the Task Scheduler window, click on the arrow next toTask Scheduler Library’, to activate the drop down menu.task scheduler library drop down menu - sedlauncher.exe fix high cpu
  3. Navigate to ‘Microsoft -> Windows -> rempl’ folder.
  4. On the right-side panel, you will see a ‘shell’ task.
  5. Select the task and press the Delete key, then press Yes to confirm.Delete shell task from rempl folder - Sedlauncher.exe fix high CPU

4. Block Windows Remediation service using firewall

  1. Click on Cortana search box, and type in ‘Windows Defender Firewall’, then open it.Windows defender in Cortana search box - sedlaucher.exe fix high cpu usage
  2. Click on Advanced Settings from the left-side menu.
  3. Select ‘Outbound Rules’.
  4. Click on ‘New Rule’ in the upper-right corner of the window.Windows defender outbound rules new task - sedlauncher.exe fix high cpu usage
  5. Inside the pop-up window, select ‘Program‘, and then click on the ‘Next’ button.
  6. Navigate to the location of the Windows Remediation Service on your hard-drive (C:>Program Files>rempl).
  7. Select the ‘sedsvc.exe’ file, and click Next 3 times to finish the process.
  8. Enter a name for your new rule, and click Finish.

In this article, we explored some of the best ways to fix the speed issues caused by the sedlauncher.exe process running on Windows 10.

Please feel free to let us know if this guide helped you solve your issue by using the comment section below.


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