Windows update, solve "can't update.... "
To stop the Windows Update service
You must be logged on as an administrator to perform these steps.
Open Administrative Tools by clicking the Start button, and then clicking Control Panel.
In the search box, type administrative tools, and then click Administrative Tools.
Double-click Services.
If you're prompted for an administrator password or confirmation,
........................type the password or provide confirmation.
Click the Name column heading to sort the names in reverse order.
Find the Windows Update service, right-click it, and then click Stop
To delete temporary update files
Open Computer by clicking the Start button , and then clicking Computer.
Double-click the local hard disk where Windows is installed, typically drive C.
Double-click the Windows folder, and then double-click the SoftwareDistribution folder.
Double-click the DataStore folder to open it, and then delete all files and folders in the folder.
If you're prompted for an administrator password or confirmation,
...................type the password or provide confirmation.
Click the Back button. In the SoftwareDistribution folder, double-click the Download folder to open it,
and then delete all files in the folder.
If you're prompted for an administrator password or confirmation,
....................type the password or provide confirmation.
To re-enable the Windows Update service
Double-click Services.
If you're prompted for an administrator password or confirmation,
...................type the password or provide confirmation.
Click the Name column heading to sort the names in reverse order.
Find the Windows Update service, right-click it, and then click "Enable"
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