Override stack group parameter values

To modify the parameter values for stacks in a stack group, you can override the values specified in the stack group.

1. Log on to the ROS console.
2. In the upper-left corner, select the region where the target stack group resides from the drop-down list.
3. In the left-side navigation pane, click Stack Groups.
4. On the Stack Groups page, click in the Actions column corresponding to the stack group, and choose Override Stack Group Parameters from the shortcut menu.
5. In the Set Deployment Options step of the Override Stack Group Parameter Value wizard, configure the accounts, regions, maximum number of concurrent accounts, and fault tolerance for the stack group, and click Next.
   For information about how to set Maximum Number of Concurrent Accounts and Fault Tolerance, see Stack group deployment options.
6. In the Specify Override Settings step of the Override Stack Group Parameter Value wizard, configure the override values of the parameters, and click Next.
7. In the Confirm step of the Override Stack Group Parameter Value wizard, click Override.
   On the Stacks page, you can click a stack ID in the Stack Name column, and then click the Parameters tab to view the override values of the stack group.