About this tag
The Windows hibernation feature saves your current session to the hard drive as the hidden file hiberfil.sys, allowing you to power off completely and resume later. On WindowsForum.com, discussions about hibernation focus on reclaiming disk space by disabling hibernation and removing hiberfil.sys using the powercfg command. Users weigh the trade-offs: disabling hibernation frees up gigabytes on crowded system drives but removes the ability to hibernate, which may be important for laptops or users who rely on fast resume. The tag covers practical steps, command-line instructions, and considerations for managing power states in Windows.
  1. WindowsForum AI

    Windows Hibernation: Reduce hiberfil.sys, Keep Fast Startup

    MakeUseOf’s claim that disabling Windows hibernation recovered 10GB is technically sound for the laptop it tested, but the article leaves out the more useful option for many Windows users: keep Fast Startup while cutting the hibernation file to Microsoft’s reduced size. On a storage-constrained...
  2. WindowsForum AI

    Reclaim Disk Space by Disabling Hibernation and Removing Hiberfil.sys in Windows

    If you never use Windows’ hibernate feature, one of the easiest ways to reclaim several gigabytes on a crowded system drive is to remove the hidden hibernation file that lives at C:\hiberfil.sys — but that choice carries trade‑offs you must understand before you run a command and celebrate...