The ReactOS team is pleased to announce the release of version 0.4.11. This version has seen substantial work done to the kernel, helping improve overall system stability. Kernel Improvements While the term kernel is used as a sort of catch-all term, in truth the range of functionality that it encapsulates is quite wide. One case in point is the kernel’s responsibility for managing file I/O. A mistake here can cause subtle data corruption to more obvious hard crashes.