Skip to Content

Solved: How do I fix Windows 10 update error 0xc0020036?

Windows 10 update failed with error code 0xc0020036. The detail error message as below:

The product key you entered didn’t work. Check the product key and try again, or enter a different one. (0xc0020036)

In order to resolve this error, make sure the Windows services mentioned below are running.

Step 1: Press Windows + R keys together to open the Run dialogue box.

Step 2: Type services.msc and press Enter key to open the Service Manager.

Step 3: Locate the following Windows services are running:

  • Windows Update (wuauserv)
  • DCOM Server Process Launcher (DcomLaunch)
  • RPC Endpoint Mapper (RpcEptMapper)
Make sure Windows Update service and its dependencies started and running

Make sure Windows Update service and its dependencies started and running

Ads Blocker Image Powered by Code Help Pro

Ads Blocker Detected!!!

We have detected that you are using extensions to block ads. We need money to operate the site, and almost all of it comes from online advertising. Please support us by disabling these ads blocker.

Please disable ad blocker