Disabling hiberfil.sys via powercfg -h off is a safe, reversible method to reclaim disk space on Windows systems where hibernation is not needed. The trade-off is losing Fast Startup and Hibernation, but Sleep and Shutdown remain fully operational.
This is the most direct method and works across all modern versions of Windows (7, 8, 10, and 11). disable hiberfil sys
(Value is percentage of total RAM, from 40 to 100.) Disabling hiberfil