#SSD

Windows 11's hidden hiberfil.sys file can reserve 16-32GB of your SSD. This step-by-step guide shows you exactly how to delete or shrink it with a single powercfg command, how to check your current sleep states, and how to re-enable hibernation later.

On a fresh Windows 11 install, a hidden system file called hiberfil.sys can quietly reserve 16-32GB of your SSD. You can shrink or remove it with one command. We explain what it does, how to reclaim the space, and why experts push back on the scarier SSD-wear claims.

SSDs and HDDs both store your files, but they work completely differently and suit different jobs. We break down speed, price, durability, and lifespan, plus the NVMe vs SATA question, so you know which to buy.