Upgrade Data Protector from A.6.11 to A.6.20



I am looking for a procedure to upgrade my DP from A.6.11 to A.6.20, I want to keep all the information regarding, backups, schedules, etc... is there a procedure to that? or if i do a reinstallation it will keep all these information?


Thank you very much in advance!!!


Best Regards,

Jairo V.