A remote maintenance system includes: a remote maintenance server; and one or more image forming apparatuses, the server including an operation input unit, a display unit, a storage unit that stores panel programs, a communication unit, an image forming apparatus database in which functions are registered, and a manager circuit that acquires, when a serviceman instructs restoration, the panel program to be restored from the storage unit, analyzes which of the functions is to be invoked by the panel program, compares, by referencing the database, the function of the restore-destination apparatus and the function to be invoked, and determines whether the restore-destination apparatus executes the panel program, and instructs the restore-destination apparatus to restore the panel program when it executes the panel program, each image forming apparatus restoring, when receiving a restore instruction, the panel program based on the instruction.