Windows 7 - 0x80240021 WU_E_TIME_OUT Operation did not complete because it timed out.

This article lists the error codes for Microsoft Windows Update. You can use these error codes to verify information from the Windows Update log file. The log file is typically located in the following folder:

%systemroot%\windowsupdate.log

Error codes that the Component Based Servicing (CBS) interface methods return

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