During November 2025, Netzimme focused on reliability hardening for the Network Shell component in the reactos/reactos repository. Working primarily in C, with an emphasis on network and system programming, Netzimme identified and corrected an issue with swprintf usage, ensuring the function used the intended input string rather than an undefined variable. This targeted bug fix improved the stability and maintainability of string formatting within the Network Shell, reducing the risk of runtime errors. Netzimme maintained clear patch discipline, providing detailed commit messages and references for maintainers, and demonstrated strong debugging skills throughout the process, contributing to overall project robustness.