The disclosure relates to a method including the steps of: detection of a presence of an access authorization verification apparatus in surroundings of an access control apparatus by first communication means of the access control apparatus, and prompting, when the presence of the access authorisation verification apparatus in the surroundings of the access control apparatus is detected, of a change of operating mode for second communication means of the access control apparatus. In addition, the disclosure relates to an access control apparatus, a computer program, a recording apparatus, a system and a use for an access authorisation verification apparatus.