The Age of Empires team has scheduled matchmaking service for October 8, 21:00 UTC - this is 00:00 October 9 Moscow time. The expected duration is one to two hours.
An hour before the start they plan to turn off ranked selection. Started matches may be interrupted when work starts; The developer recommends completing the game in advance. The notice covers the Definitive Edition of Parts I–III and Age of Empires IV on the platforms listed in the source, including Xbox and PS5 for II and IV. During maintenance, the client should start, but selection and online functions will not be available. Completion of work must be verified by updating the notification: the schedule itself does not confirm it.