Windows disable usb power saving disableselectivesuspend by gordy b stronach.
Usb power saving windows 10.
Type devmgmt msc and press enter.
This feature is supposed to save power by shutting down usb ports that are only used intermittently.
By default windows enables the power saving feature all usb ports known as usb selective suspend.
The operating system microsoft windows 7 allows the computer to shut off power to usb devices to save power.
To change the power mode quickly select the battery icon on the taskbar and then drag the slider to the power mode you want.
Click the power management tab.
When the device manager window opens expand the universal serial bus controllers branch then right click the usb root hub device and select properties.
While this guide focuses on windows 10 usb selective suspend has been around for a long time and you can use the same steps on machines running windows 8 1 and windows 7.
This setting isn t available on all windows 10 pcs it depends on your pc s hardware and your pc manufacturer.
However sometimes the usb port does not get turned back on when it is needed or is inadvertently turned off.
More windows 10.
The device manager in windows 10.
After upgrade system to windows 10 usb ports don t work demystifying usb selective suspend these are a few of the articles that have further information on windows usb power management.
Press the windows key r to open the run box.
Enable disable power saving on usb ports.