Magento 2.0.18 is the final 2.0.x release. After March 2018, Magento 2.0.x will no longer receive security patches, quality fixes, or documentation updates.
To maintain your site's performance, security, and PCI compliance, upgrade to the latest version of Magento.

Magento Commerce (Cloud) 2.0.x Release Notes

Release Notes provide important information about changes, fixes, and known issues in Magento Commerce (Cloud) releases.

The following Release Notes are available:

Test your upgrade locally

To test and implement your Magento Commerce (Cloud) upgrade, see Test a Magento upgrade.

Magento Enterprise Edition Release Notes

For information about Magento Commerce, see Magento 2.1 Release Notes.