Hiberfil.sys Delete
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 .
Have you disabled hibernation on your machine? Did you notice a difference in your available disk space? Let us know in the comments below! hiberfil.sys delete
If you want to keep the Hibernate feature but reduce the file size, Windows offers a compromise. This shrinks the file to roughly 50% of its original size