How to upgrade Microsoft Windows Server 2012 with AWS Application Migration Service
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This article explains how to upgrade Windows Server 2012/2012 R2 to newer versions using AWS Application Migration Service (AWS MGN) before end-of-support in October.
- Migrate on-premises Windows servers to AWS with automatic OS upgrade during migration
- Create IAM role with AmazonSSMManagedInstanceCore and AWSApplicationMigrationFullAccess permissions
- Configure post-launch actions in AWS MGN to install SSM Agent and perform Windows upgrade
- Specify target Windows version, IAM instance profile, and subnet ID in upgrade settings
- Monitor post-launch actions in Migration dashboard during cutover process
- Windows Server 2008 R2 requires two-step upgrade: first to 2012 R2, then to target version
AWS MGN automates Windows Server upgrades during migration, simplifying the end-of-support transition for on-premises workloads moving to AWS.
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