AWS CloudFormation default values remain unchanged after update? Here’s why.
Spoiler: Double check if the CloudFormation Parameters are set to the values you actually want to use! —  I’m using AWS CloudFormation on daily basis. It allows to keep infrastructure settings as code so I can easily maintain it and deploy an application with all required services on multiple environments within minutes. CloudFormation template consists of several sections (documentation link) AWSTemplateFormatVersion: "version date"

Description:
  String

Metadata:
  template metadata

Parameters…
AWS CloudFormation default values remain unchanged after update? Here’s why. Spoiler: Double check if the CloudFormation Parameters are set to the values you actually want to use! —  I’m using AWS CloudFormation on daily basis. It allows to keep infrastructure settings as code so I can easily maintain it and deploy an application with all required services on multiple environments within minutes. CloudFormation template consists of several sections (documentation link) AWSTemplateFormatVersion: "version date"

Description:
  String

Metadata:
  template metadata

Parameters… cloud-services
AWS CloudFormation default value remain unchanged update Here’s Spoiler Double check CloudFormation Parameters set value actually want use — I’m using AWS CloudFormation daily basis allows keep infrastructure setting code easily maintain deploy application required service multiple environment within minute CloudFormation template consists several section documentation link AWSTemplateFormatVersion version date Description String Metadata template metadata Parameters… cloudservices