Bjarki Arge Andreasen focused on maintaining bootloader stability for the nrfconnect/sdk-nrf repository by addressing a critical issue in the build system configuration. During April 2025, he reverted the sdk-mcuboot revision in west.yml to undo a problematic bootloader update, thereby mitigating the risk of boot failures ahead of release. His work involved careful validation of the build and boot sequence to ensure no feature regressions were introduced. Leveraging his expertise in YAML and build system configuration, Bjarki aligned the bootloader stack with the current MCU flow and thoroughly documented the rationale, demonstrating a methodical approach to release readiness.