This week's patch for the earlier CPU spike bug appears to have caused fresh problems for Microsoft's flagship OS.
Microsoft is investigating reports that the latest fix for Windows 10 has inadvertently broken search in the Start Menu.
The company issued a fix on Tuesday for.
However, since the issuing the latest patch, KB4515384, reports are coming in that the search no longer works in the Start menu and in the Taskbar.
Those affected say searching for anything on the Start menu results in a blank window. Other users have reported getting a 'Critical Error' warning that 'Your Start menu isn't working. We'll try to fix it the next time you sign in'.
Microsoft says it has seen reports and is investigating, and will provide an update at a later date.
It is the latest in a series of problems that have emerged in PCs upgraded to Windows 10 version 1903, otherwise known as the Windows 10 May 2019 Update.
SEE: Windows 10 May 2019 Update: 10 notable new features (free PDF) (TechRepublic)
Aside from the earlier CPU spiking issue, other unfixed problems for version 1903 include some PCs failing to install subsequent Windows 10 updates and the discrete Nvidia GPU disappearing from Device Manager in Microsoft's flagship Surface Book 2 convertible laptop-tablet PC. A full list of issues and fixes for Windows 10 1903 is available here.
The May update offers a variety of new features and tweaks aimed at home users and businesses.
Key additions include a simplified Start menu layout, a streamlined search option, the virtual assistant Cortana being spun off from Search, and new sign-in options for Windows Hello. Meanwhile, Windows 10 Pro, Enterprise and Education users get a simple way to test programs in an isolated virtual environment using Windows Sandbox.
- Windows 10: A cheat sheet (TechRepublic)
- Windows 10 May 2019 Update: How to get it early (TechRepublic)
- 20 pro tips to make Windows 10 work the way you want (free PDF) (TechRepublic)
- Windows 10 security: A guide for business leaders (Tech Pro Research)
- Microsoft blocks Windows 10 May 2019 update on PCs that use USB storage or SD cards
- Here's how you can still get a free Windows 10 upgrade (ZDNet)
- The best antivirus protection of 2019 for Windows 10 (CNET)
- Get more must-read Microsoft tips and news (TechRepublic on Flipboard)