powercfg /a Expected output after successful disable:
powercfg /h on This recreates hiberfil.sys with the default size (approximately 40-75% of RAM). To set a custom size (e.g., 50%):
[Current Date] Subject: CMD Disable Hibernation Target OS: Windows 10, Windows 11, Windows Server 2016/2019/2022 1. Executive Summary Hibernation is a power-saving state designed for laptops primarily, where system memory contents (RAM) are written to a disk file ( hiberfil.sys ) before the computer shuts down completely. Upon restart, the system reads this file back into RAM, restoring all previously open applications and documents. cmd disable hibernation
powercfg /availablesleepstates Alternatively, to check specifically for hibernation file presence:
# Check status powercfg /a powercfg /h off Enable hibernation (restore hiberfil.sys) powercfg /h on View hibernation file size dir C:\hiberfil.sys /a /h Upon restart, the system reads this file back
However, on desktop systems or specific server environments, hibernation can be unnecessary and resource-intensive. This report provides a comprehensive guide to disabling hibernation using the Command Prompt (cmd) with administrative privileges, detailing the technical benefits, step-by-step procedures, verification methods, and potential troubleshooting scenarios. Disabling hibernation is often recommended for the following reasons:
fsutil volume diskfree C: Should hibernation be required again in the future, the command is: Disabling hibernation is often recommended for the following
System Optimization and Power Management: A Technical Guide to Disabling Hibernation via Command Prompt
