Previously Magento stated that Magento 1.x support will be ended at 2018-11-18:
- Is the 1.x support end of life also true for security releases?
- What is the best time to move from Magento 1.x to Magento 2.0 for merchants?
But now Magento states that it will continue to support Magento 1.x after 2018-11-18: