Check the logs again. Open Event Viewer ( eventvwr.msc ), navigate to Applications and Services Logs > Microsoft > Windows > WindowsUpdateClient > Operational . Re-run Windows Update. The 0xc0000035 error should no longer appear.
Work through the following solutions in order. Start with the least invasive and escalate as needed. Check the logs again
Generally, .
If your computer is otherwise updating and running normally, this error is often harmless and can be safely ignored Check the logs again