US Patent 11595838 Event device maintenance

Devices, systems, and methods for event device maintenance are described herein. In some examples, one or more embodiments include a mobile device comprising a user interface, a memory, and a processor to execute instructions stored in the memory to receive an inventory including a group of event devices, generate a device identification analysis for the group of event devices, display on the user interface the device identification analysis, receive an input for an event device of the group to take an audit action, and initiate the audit action to be taken by the event device of the group in response to the input.