Windows Update Error 0x80070543

How To Fix Windows Update Error 0x80070543?

The Windows update error 0x80070543 occurs if the Automatic Windows Update fails. Before troubleshooting this error, create a backup of your files or a restore point on your computer. Next, follow the troubleshooting steps given below.

Solution 1: Run Windows Update troubleshooter

  • Step 1: On your Windows 10 computer, click the Start menu and select the Settings icon at the bottom-left corner to open the Settings app.
  • Step 2: Click the Update & Security tab in the Settings window.
  • Step 3: Select the Troubleshoot option from the left-side panel.
  • Step 4: Under Troubleshoot, select Windows Update and click the Run the troubleshooter button.
  • Step 5: Wait until the problem is detected and resolved automatically by your Windows Update troubleshooter.
  • Step 6: Once the process is finished, restart your computer.

Solution 2: Check your Component Services

  • Step 1: On your Windows computer, launch the Run dialog box by pressing the Windows + R shortcut keys.
  • Step 2: Type 'dcomcnfg' in the Run dialog box and press the Enter key to open the Component Services console.
  • Step 3: If the User Account Control window pops-up, click OK.
  • Step 4: Navigate to the left-side panel and expand Component Services.
  • Step 5: Select Computers and navigate the right-side panel.
  • Step 6: Right-click on the My Computer icon and select Properties from the pop-up menu.
  • Step 7: Click the Defaults tab in the Properties window and select Connect from the Default Authentication Level drop-down menu is it is set to None.
  • Step 8: Select Identify from the Default Impersonation Level list.
  • Step 9: Click OK and confirm your action by selecting Yes.
  • Step 10: Close the Component Services window and check if the Windows update error 0x80070543 problem has been resolved.
  • Step 11: If the problem persists, run the SFC scan and reset your Windows Update components using the Command Prompt app.

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