https://wccftech.com/microsoft-fixing-spree-resolves-windows-10-search-cpu-spike-bugs/ > The last Windows 10 cumulative update delivered for version 1903 on September 10 resulted in a number of bugs that affected some users of the operating system. Microsoft has now updated its support document, considering all the associated bugs as resolved or mitigated. > The company said it is considering the Search and Start menu issue as resolved since it hasn’t found the bug “significantly impacting users originating from KB4515384 [September 10 patch].”