Windows Vista power settings manage when your system is going to sleep mode. In some systems it is necessary to disable Windows default power management settings in order for a drive or program to function properly. If you want to disable the Windows Vista power management settings, then here is how :
- Open Control Panel → System and Maintenance → Power Options.
- Click on the Change plan settings under your currently selected power plan.
- Change the setting for Put the computer to sleep to Never as shown.
- Click the Save Changes button to save the settings.