upgrade to windows 10 pro version 1511 failed

Additionally, the dates and the times may change when you perform certain operations on the files. The dates and the times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The English (United States) version of this software update installs files that have the attributes that are listed in the following tables. This update is also offered directly to Windows Update Client for some devices that have not installed the most recent updates. Devices that are running these builds automatically get the update downloaded and installed through Windows Update.

Only certain builds of Windows 10 Version 1703, Version 1607, Version 1511, and Version 1507 require this update. The files and resources in this update make sure that feature updates are installed seamlessly to improve the reliability and security of Windows 10. This update includes diagnostic improvements for determining the applicability of updates in Windows 10 Version 1703, Version 1607, Version 1511, and Version 1507.

Upgrade to windows 10 pro version 1511 failed