Image forming apparatus, methods used therein and a computer readable storage medium

摘要

A virtual application service (VAS) (140) obtains application information that is used for determining whether an application is installable in compound machine (100). Independent claims are also included for the following: (1) applications installing method; (2) operation information displaying method; (3) launch restriction method; (4) launch control method; (5) launch control program; and (6) computer readable medium storing launch control program.