Learn how to troubleshoot and fix Error 0xc0000098, The Windows Boot Configuration Data does not contain valid OS Entry in Windows 11/10.

Security update KB5058405 for Windows 11 23H2 and 22H2 comes with severe side effects for some PCs. Microsoft's emergency patch fixes it.

Microsoft has confirmed that May Patch Tuesday 2025 KB5058405 breaks a system driver leading to install failures on certain PCs.

Fix The Boot Configuration Data for your PC is missing or contains errors, Error code 0xc0000185, during Windows startup the right way.

After installing update KB5058405, affected PCs no longer boot and instead exit the startup process with error code 0xc0000098.