---
names:
  full: AWS EC2 Instance references a deprecated AMI
  contextual: Instance references a deprecated AMI
description: >
  Identify existing EC2 instances whose source AMI has passed its scheduled
  deprecation date. Review replacement images through the normal deployment process.
type: BEST_PRACTICE
categories:
  - RELIABILITY
frameworkMappings:
  - /frameworks/cloudaware/resource-reliability/infrastructure-modernization