fast startup windows 10 setting can normally be controlled using Control Panel. Launch Control Panel, click Power Options, and click “Choose what the power buttons do”. Now choose “Change settings that are currently unavailable” and check the option “Turn on fast startup”. The box must be checked if you want to turn it on, uncheck it if you don’t need the option. Alternatively, hibernation may be turned off in your system, which will cause the problem. Windows 10 Fast Startup may reduce start-up time, while disabling it may help with some shut down issues. Support for Windows 10 was finished on October 14, 2025, and users must upgrade their OS. DataRecovee explains more about Windows 10 setting and other aspects of the system.