How to Upgrade or Resize a Running EC2 Instance Share August 3, 2020 Dm4r Technology You are free to upgrade or downgrade your on-demand EC2 instances as you please. If your instance is struggling to handle your workload, upgrading to a higher tier or another instance class can help your applications run smoother. Read This Article on CloudSavvy IT › Source : How to Upgrade or Resize a Running EC2 Instance