She did use (which keeps RAM powered, no disk write), but she never needed full hibernation. That huge file was wasted space. What Meera did She decided to disable hibernation entirely , which would remove hiberfil.sys and free up the space — but keep Sleep mode working.

powercfg /h size 20 That would reduce it from 19 GB to ~3.2 GB in her case. Check your hibernation file size if you’re low on disk space in Windows 11. If you never use Hibernate (only Sleep and Shutdown), disable it with:

Open Command Prompt as Admin (right-click Start button → Terminal (Admin) → choose Command Prompt).

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