Install the latest SCA 2024.2 bundle in the Tool Fetch production NetSuite account, including the extension manager.
Create a test domain in the Production account for development and testing purposes.
Install the bundle for SCA 2024.2 in the Production account.
Set up the new SSP and link the domain with the SSP application.
Migrate all customizations, themes, extensions and custom modules to the new version.
Re-deploy all the extensions.
Theme Update: Re-deploy the Theme, which is based on SuiteCommerce Base Theme – 20.1.0, and make necessary changes to align with SCA 2024.2.
Thoroughly test the new SCA version, extensions, theme and integrations in the test domain before pushing to the live domain.
Implement and test the single-page checkout to ensure seamless functionality and user experience. Thoroughly test it in the test domain before pushing to the live domain.