How to Fix Windows Update Error C80003F3 on Windows 10

Windows updates error is one of the common errors that occur on your screen when you are trying to install new updates or starting a WU software program on your Windows 10 system. This issue may occur on your device due to re-registered in entire DLL updates or corrupted Windows updates. In this article, we will show you how you can fix Windows update error c80003f3 on Windows 10.

Use Windows Update Troubleshooter
Windows updates troubleshooter is an in-built feature of Windows 10. It is one of the easiest methods that you can use to fix Windows update error c80003f3 on Windows 10 operating system.
Here are the steps to follow:
  1. Tap the Windows + I button on your keyboard to launch the settings on your screen.
  2. Select “Updates & Security” button under settings.
  3. Click “Troubleshooter.”
  4. Now tap on the right-side panel, click “Windows updates” and then tap on “Run the troubleshooter” option.
  5. Additionally: you can also use “Microsoft online troubleshooter” to fix this issue.
Now you need to restart your device.
Enable Windows Updates Services
Several users reported that they had fixed this issue by just turning on necessary Windows updates service that is not in working on their device.
To enable, here are the steps to follow:
  1. First, you need to launch the Run command prompt.
  2. When the command prompt open on your screen, you have to copy and paste given command and then hit “Enter’ button on your keyboard each time:
  3. SC config trustedinstaller start=auto
  4. SC config bits start=auto
  5. SC config cryptsvc start=auto
Reset Windows Update Components
To fix windows update error c80003f3 on Windows 10, you need to reset the Windows updates components from default to manually. And then restart your Windows 10 operating system to check for improvements. If you are still facing this issue, then you need to follow another solution given below.
Run SFC And DISM Scan
Here are the steps on how to run the SFC8 scan:
  1. Tap the Windows + R button on your keyboard to launch the Run command prompt as admin on your PC.
  2. In the run command-line type “sfc/scannow” and hit “OK.”
  3. After the process, SFC automatically starts the scanning procedure on your device.
  4. After completing the process, reboot your operating system and then run “DISM” tool to repair damaged system files.
  5. Tap the Windows + R button on your keyboard to launch the Run command prompt as admin on your PC.
  6. In the run command-line enter the given command and then tap the “Enter” button on your keyboard each time:
  7. Dism.exe /online /cleanup-image /scanhealth
  8. Dism.exe /online /cleanup-image /restorehealth
After the above steps, you need to wait until the process is finished.
Re-Register Windows Updates System Files
To fix this issue, you need to re-register your Windows updates system.
Here are the steps to follow:
  1. Tap the Windows + R button on your keyboard to launch the Run command prompt on your device.
  2. In the run search box type “Notepad” and then press “Ctrl + shift+ Enter” button on your keyboard to open Notepad as administrator.
  3. Tap on the “Yes” button to confirm your administrative privileges, when UAC prompts popup on your screen.
  4. In the notepad search field you need to enter the given command and then hit “Enter” button each time:
  5. net stop bits
  6. net stop wuauserv
  7. net stop appidsvc
  8. net stop cryptsvc
  1. Now tap on the “File menu and then click the “save as” button.
  2. Alternatively: you can press the “Ctrl + shift + S” button on your keyboard to save your file.
  3. Here you also need to select a location where you wish to save your file.
  4. When the file is created, right-tap on the save files and then click “run as administrator” to enable next code.
 After completing the process, you need to reboot your device.

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