What file is hiberfil?

The hiberfil file refers to a hibernation file, which is a file that can help the computer hibernate; "hiberfil.sys" is the windows hibernation function that saves memory data and sessions to the hard disk so that the computer can be restarted after a power outage. Memory image files required for a session can be quickly restored.

The operating environment of this tutorial: Windows 10 system, DELL G3 computer.

What is hiberfil file

The hiberfil file refers to a hibernation file, which is a file that can help the computer hibernate.

hiberfil.sys is a memory image file required by the Windows hibernation function (Windows Hibernation) to save memory data and sessions to the hard disk so that the session can be quickly restored after the computer is powered off and restarted. In earlier versions of Windows, the size of the hiberfil.sys file is equal to the physical memory size

Turn off the hibernation function:

　1 Enter the path C:\windows \system32, find cmd.exe, right-click, select run as administrator; then enter powercfg -h off in the cmd command window to turn off the hibernation function, and the hiberfil.sys file will be automatically deleted. Turn on the hibernation function: Enter powercfg -h on in the cmd command window to turn on the hibernation function

　2. Enter the control panel - power management - disable "hibernation" sleep".

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