Use the Add Copy of Existing Package dialog box to add a copy of a package stored in SQL Server, the file system, or the SSIS Package Store to an Integration Services project.
Select the type of storage location from which to copy the package.
If copying from SQL Server or the SSIS Package Store, type a server name or select a server from the list.
If copying from SQL Server, select an authentication type.
If using SQL Server Authentication, provide a user name.
If using SQL Server Authentication, provide a password.
Type the package path, or click the browse button (…) and locate the package to copy.