| Subject | English | Chinese Taiwan |
| comp., MS | missed call | 未接來電 (A telephone call the user has failed to answer) |
| comp., MS | missed call notification | 未接來電通知 (An e-mail message that is sent to a Unified Messaging subscriber that indicates that someone called but did not leave a message) |
| comp., MS | missed conversation | 未接的交談 (An incoming conversation that was not acknowledged by the user. Missed conversation notifications are saved and reported to the user) |
| comp., MS | missing event | 遺失的事件 (An event that was supposed to occur within a specified time interval, but did not occur) |