1. Transaction code TU02 is used to find/check the parameter changes on the SAP system. The transaction code will list out the Host, System ID and Modified date at the initial page.
2. Double click on the Host (central instance, application server) for the details / modified date on the specified parameters. You can also check the time period of changed parameter by selecting the Select Period tab. Additional to that, you can also view the active parameter from Active parameters tab.
