This standard provides recommendations for user guidance attributes of software user interfaces and their evaluation. User guidance as defined in this standard is information additional to the regular user-computer-dialogue that is provided to the user on request or is automatically provided by the system. In addition to the general guidance provided in this standard, recommendations concerning dialogue-specific user guidance are provided in parts 12, 14, 15, 16 and 17 of ISO 9241. This standard is applicable to interaction components that aid users in recovering from error conditions. User guidance as covered by this standard includes recommendations specific to prompts, feedback and status, error management and on-line help as well as general recommendations common to all these types of user guidance.