Control apparatus and non-transitory computer readable medium

A non-transitory computer readable medium storing a program that causes a computer to execute a control process, the control process comprising:

• before information related to an instruction for causing an information processing apparatus to execute a specific process is posted by a user in a talk room where each of plural participating users is capable of posting and viewing information, registering, in advance, the information processing apparatus to execute the specific process according to the information, in association with the talk room;
• registering at least one of the participating plural users as an administrator;
• and
• registering usage authority of the information processing apparatus that is set to any user among the plural participating users by the user registered as the administrator,
• wherein the usage authority is set when the user registered as the administrator posts information related to the usage authority on the any user, in the talk room.