The Service Pack for ProLiant (SPP) is a comprehensive systems software and firmware update solution, which is delivered as a single ISO image. This solution uses Smart Update Manager (SUM) as the deployment tool and is tested on all HPE ProLiant Gen9 and Gen10 servers as defined in the Service Pack for ProLiant Server Support Guide found at www.hpe.com/servers/spp/documentation.

Full doc : https://downloads.hpe.com/pub/softlib2/software1/doc/p35024129/v128214/SPP_Reducing_Server_Updates.pdf