Latest (08/2024) Cumulate Update Win11 23H2 broke dual-boot (2 ssds, both with separate windows installations)

  • Thread starter Thread starter Athan Astrein
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Athan Astrein

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As per the title, I had a working configuration that brought up the windows boot manager and allowed me to select between the two installations. One is bitlocker disabled, the other enabled.After the latest cumulative update (KB5041585) on the device with bitlocker disabled, I was faced with "loader_rollback_detected" and was unable to acccess the boot options menu. Currently the only way to access either system is only by installing either ssd and removing the other. In this case, both appear in the boot options menu.I tried bootrec /rebuildbcd /fixmbr /fixboot. The first command returns 0 Wi

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