My legion 5 pro booted upto this, I selected windows boot manager, and it booted up like normal. I didn't update my BIOS. Should I be concerned about this? : r/LenovoLegion
Stuck-in-boot-manager-when-trying-to-update-bios - English Community - LENOVO COMMUNITY
Lenovo y720 boots to Boot Manager and keyboard won't work : r/Windows10
HowTo] Enable Hidden Features of Lenovo Legion 5 15ARH05 - BIOS Modding Guides and Problems - Win-Raid Forum
Legion-Y520-15IKBN-problem-with-booting-Win-10-from-Plextor-M9PeG-NVMe - English Community - LENOVO COMMUNITY
Effectively Solved: Default Boot Device Missing or Boot Failed
Lenovo Z565 - jak wyłączyć Boot Manager? - elektroda.pl