Fast Startup can also prevent you from shutting down your PC. If the system fails to power off and instead sends you back to ...

Fast Startup on Windows is meant to speed up the boot time. By putting the computer into a hibernation-like state by saving the system state to the disk, the next startup is faster than a cold boot.

Fast Startup is failing due to underlying system inconsistencies, such as corrupted hibernation files, misconfigured BIOS settings, or outdated drivers, which disrupt the boot optimization process.