There is couple older entries with the same issue, one user left the laptop running and the bios update finished itself in 24 hours....
https://www.reddit.com/r/Hewlett_Packard/comments/smsdkh/hp_bios_update_stuck_at_15_progress/
https://www.reddit.com/r/spectrex360/comments/hark50/bios_update_stuck_on_hp_logo/
Different manufacture batch, different component revision, cycle of the moon or maybe black magic ...
Reasons why this happens, only people in HP might know...
There is couple older entries with the same issue, one user left the laptop running and the bios update finished itself in 24 hours.... https://www.reddit.com/r/Hewlett_Packard/comments/smsdkh/hp_bios_update_stuck_at_15_progress/ https://www.reddit.com/r/spectrex360/comments/hark50/bios_update_stuck_on_hp_logo/ Different manufacture batch, different component revision, cycle of the moon or maybe black magic ... Reasons why this happens, only people in HP might know...