Live Messenger caused CPU 100% resolution

Windows Live Messenger (MSN Messenger) upgraded to 8.1, the CPU usage rate of 100% was solved. The solution is summarized as follows:

First, check whether the official website downloads version 0178 of Windows Live Messenger 8.1 Download Windows Live Messenger>>

Second, check whether the plugin is installed (personal note: for example Msnshell enables photo slideshow replacement and also causes high CPU usage.

Third, change the Windows Explorer settings.

1. Right-click Start, and then click Explore to open Windows Explorer.

2. On the Tools menu, click Folder Options.

3. Click the View tab.

4. In the Advanced Settings list, select Show hidden files and folders under Hidden files and folders.

5. Click to clear the Hide extensions for known file types check box.

6. Click OK to close the folder options window.

Fourth, delete the contact cache folder. To do this, follow these steps:

1. Right-click Start, and then click Explore to open the Windows Explorer window.

2. In the Windows Explorer window, find the folder that corresponds to your operating system:

C:Documents and Settings Your Windows login name Contacts Your Messenger email Address

3. Delete all files in your Messenger email address folder.

4. Right-click Start, and then click Explorer to open the Windows Explorer window.

5. In the Windows Explorer window, find the folder corresponding to your operating system:

The address under Windows XP is:

C: Documents and Settings Your Windows login Local SettingsApplication DataMicrosoftWindows Live Contacts Your Messenger email address

6. Delete the real and shadow folders in your Messenger email address folder.

Try logging in to Messenger again.

Five, clear the database content when Windows is installed.

1. Click to go to the right URL http://support.microsoft.com/kb/290301/en-us

2. Follow the steps to download and install the Windows Installer CleanUp Utility.

3, open the Windows Installer CleanUp Utility, delete all MSN Messenger or Windows Live Messenger registration content (if this is not very sure, please contact me).

4, exit.

Six, other remedies

Try to clear all the files in the C:WINDOWSSoftwareDistribution directory and restart the machine. (C: WINDOWSSoftwareDistribution is the temporary file storage directory of the Windows update service)

If the machine prompt file is being used ("Automatic Updates" service is running), the corresponding directory cannot be deleted:

Control Panel ==>Administrative Tools==>Services, find "Automatic Updates", set to start manually, and then delete C:WINDOWSSoftwareDistribution after reboot. The problem is solved.

Then open the Control Panel ==>Administrative Tools==> service, find "Automatic Updates", and revert to automatic restart.

Note: After rebooting, it is best to let the system successfully complete an automatic system update in a place with good Internet access.