Prevent Hard Disk from going to sleep in Windows 10 / 8 / 7

In this post, we will see how you can prevent your primary, secondary or external hard disk drive or USB from going to sleep on a Windows 10 / 8 / 7 computer. You do not want your external hard disk going to sleep and yet you find that at times it goes into the Sleep mode. Sleep is a power-saving state that lets you quickly resume full-power operation when you want to start working again.

Prevent Hard Disk from going to sleep

Prevent Hard Disk from going to sleep

To prevent the Hard Disk from going to sleep, click on the Battery / Power icon in the taskbar and select More Power options. In the Control Panel windows which opens, select Change Plan settings for your current Power Plan. In the next window, select Change advanced power settings.

In the Power Options box that opens, click the + sign next to the Hard Disk option. Here you will see the required settings under Turn off hard disk after heading. Change the value to 0.

Click on Apply > OK and exit. This setting will prevent your hard disk from entering the Sleep mode.



Prevent External Hard Drive from going to sleep

Prevent External Hard Disk from going to sleep

If you are looking for a freeware to make things easy, try these! NoSleepHD writes an empty text file every few minutes to your external hard disk drive to keep it from going into auto-sleep mode. KeepAliveHD will write an empty text file to your primary as well as secondary drives so as to prevent it from going into automatic standby mode. Mouse Jiggler will prevent Windows computer from going to sleep. Sleep Preventer will prevent your computer from switching to Sleep, Hibernate, Standby mode.

Do check out these links too:

  1. Prevent Windows computer from waking up from Sleep
  2. Sleep Mode is not working in Windows.
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Anand Khanse is the Admin of and a 10-year Microsoft MVP Awardee in Windows for the period 2006-16. Please read the entire post & the comments first, create a System Restore Point before making any changes to your system & be careful about any 3rd-party offers while installing freeware.