How to Enable Edit Option in Make Company Code Settings - Asset Accounting-Specific Test system

Hello Experts, We person provisioned for lawsuit trial SYstem and are successful the process of Migrating Asset maestro data. However we are incapable to specify the settings for Company codification since the edit fastener is greyed retired successful the trial system. Are determination immoderate further Checks oregon configuration successful CBC that needs to beryllium activated. Screen changeable is attached for reference.