No sleep function resolution and detection in Windows Vista

When we use the Vista system, if we find that we are going to use the sleep function in the system to save power, we find that there is no option to provide hibernation in the power menu. If you are a Vista user, you have encountered such a problem. The article written by Xiaobian through computer maintenance should help you.

Fault Description

The user is ready to use the "Hibernate" function on Windows Vista to stand by, but finds that the "Start" menu does not provide "Hibernate" in the Power Options menu. ;Options. And the “hibernate' option was not found in the “Close Windows” dialog.

Fault Cause

1. The hibernation file cleanup program has been removed using the Disk Cleanup Utility.

2. The computer does not support the sleep function.

3. The sleep function is disabled.

4, enabled "mixed sleep" function. When the user selects the “sleep” option in any of the power options menus, the “Mixed Sleep” function puts the computer to sleep and generates a hibernation file. Therefore, if “Hybrid Sleep" is enabled, &"hibernation> will not appear as a power option.

Troubleshooting

1. Click “Start”, find “command prompt" in the "Accessories", right click “command prompt” , then click “run as administrator”. (If you are prompted for an administrator password or for confirmation, type your password or click “Continue .)

2. At the command prompt, type powercfg /a. The PowerCfg tool will generate output similar to the following:

Troubleshooting

You can use the PowerCfg command-line tool to enable hibernation. To do this, follow the steps below.

1. Click “Start”, find “command prompt" in the "Accessories", right click on “command prompt”, then click “ Run as a member". (If you are prompted for an administrator password or for confirmation, type the password or click “Continue .)

2. At the command prompt, type powercfg /hibernate on. You can re-enable hibernation.