Hiberfil.sys Delete Jun 2026

This shrinks the file to roughly 50% of its original size. If you want to go back to full size, simply type powercfg /h /type full .

There are a few reasons why you might want to delete hiberfil.sys : hiberfil.sys delete

First, it is essential to understand what hiberfil.sys is and why it exists. The file is a system component used by Windows to manage power states, primarily and Fast Startup . When a user puts their computer into Hibernate mode, Windows takes everything currently in the system's RAM (Random Access Memory)—all open applications, documents, and system processes—and writes it to the hiberfil.sys file on the hard drive. The computer can then be completely powered off. Upon restart, Windows reads the contents of hiberfil.sys back into RAM, restoring the user’s session exactly as they left it, without needing to reload programs from scratch. Similarly, the Fast Startup feature, which is enabled by default on Windows 10 and 11, uses a lighter version of this file to boot the system kernel and drivers more quickly after a shutdown. Therefore, hiberfil.sys is not malware or an orphaned cache; it is a deliberate, functional system file. This shrinks the file to roughly 50% of its original size

hiberfil.sys delete: What It Is and How to Remove It Safely The hiberfil.sys file is a system file created by Windows to support the Hibernation power mode. While it serves a critical function, it can consume several gigabytes of space on your primary drive, leading many users to wonder if they can safely delete it. The file is a system component used by

Deleting hiberfil.sys is a straightforward process, but make sure to disable hibernation first and understand the implications of deleting a system file. If you're comfortable with the steps outlined above, you should be able to safely delete hiberfil.sys and free up some disk space.

Are you tired of seeing the hiberfil.sys file taking up valuable space on your Windows computer? Do you want to delete it and free up some disk space? You're in the right place! In this article, we'll explain what hiberfil.sys is, why you might want to delete it, and provide a step-by-step guide on how to do so safely.