How To Upgrade CentOS 6 to CentOS 7

Last Updated: Fri, Oct 23, 2015
CentOS Linux Guides

Please do not attempt to upgrade from CentOS 6 to CentOS 7. The upgrade tool is deprecated by the CentOS Development Team and the process unlikely to succeed. Attempting to upgrade from CentOS 6 to CentOS 7 is highly likely to render your system inoperable.

For more information, please refer to the CentOS Wiki here.

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