MU Online Official

notice

• Maintenance

  [09:20 Early Open] Scheduled Maintenance on Aug 4th, 2026 (Revised)

  Dear Mutizens, There will be scheduled maintenance performed on all servers on Aug 4th, 2026 (UTC). Please refer to the following maintenance details. [Maintenance Schedule] 07:00 ~ 09:00 (UTC) 07:00 ~ 09:20 (UTC) -2 hours 20 minutes Thank you, MU Online Team.

  7/31/2026
• Maintenance

  Scheduled Maintenance on Jul 28th, 2026 (07:00 ~ 09:00 UTC)

  Dear Mutizens, There will be scheduled maintenance performed on all servers on July 28th, 2026 (UTC). Please refer to the following maintenance details. [Maintenance Schedule] 07:00 ~ 09:00 (UTC) - 2 hours Thank you, MU Online Team.

  7/24/2026
• Maintenance

  Scheduled Maintenance on July 21st, 2026 (03:00 ~ 09:00 UTC)

  Dear Mutizens, There will be scheduled maintenance performed on all servers on July 21st, 2026 (UTC). Please refer to the following maintenance details. [Maintenance Schedule] 03:00 ~ 09:00 (UTC) - 6 hours Thank you, MU Online Team.

  7/16/2026
• Maintenance

  [09:40 Early Open] Scheduled Maintenance on July 14th, 2026 (02:00 ~ 10:00 UTC)

  Dear Mutizens, There will be scheduled maintenance performed on all servers on July 14th, 2026 (UTC). Please refer to the following maintenance details. [Maintenance Schedule] 03:00 ~ 09:00 02:00 ~ 09:40 (UTC) - 7 hours 40 minutes * The Second-half Windows update and server stabilization a...

  7/13/2026
• Maintenance

  [08:00 Open] Urgent Maintenance on July 9th, 2026 (revised)

  Greetings, There will be an urgent maintenance performed on all servers onJuly 9th,2026(UTC). Please refer to the following maintenance details. [Maintenance Schedule]06:30 ~ 08:00 (UTC) - 1 hour 30minutes We apologize for the imminent maintenance as it is required to stabilize servers. As a mai...

  7/9/2026
• Maintenance

  No Scheduled Maintenance on July 7th, 2026

  Dear Mutizens, Please be informed that regular maintenance will not take place on July 7th 2026. The next maintenance schedule will be announced through a separate notice. Thank you. MU Online Team

  7/3/2026
• Maintenance

  [09:00 Open] Scheduled Maintenance on June 30th, 2026 (03:00~09:00 UTC)

  Dear Mutizens, There will be scheduled maintenance performed on all servers on June 30th, 2026 (UTC). Please refer to the following maintenance details. [Maintenance Schedule] 03:00 ~ 09:00 (UTC) - 6 hours * The first-half Windows update is scheduled to take place. * Rare Ticket 12 is sc...

  6/29/2026
• Maintenance

  [09:00 Open] Scheduled Maintenance on June 23rd, 2026 (07:00~09:00 UTC)

  Dear Mutizens, There will be scheduled maintenance performed on all servers on June 23rd, 2026 (UTC). Please refer to the following maintenance details. [Maintenance Schedule] 07:00 ~ 09:00 (UTC) - 2 hours Thank you, MU Online Team.

  6/19/2026
• Maintenance

  [09:00 Open] Scheduled Maintenance on June 16th, 2026 (07:00~09:00 UTC)

  Dear Mutizens, There will be scheduled maintenance performed on all servers on June 16th, 2026 (UTC). Please refer to the following maintenance details. [Maintenance Schedule] 07:00 ~ 09:00 (UTC) - 2 hours Thank you, MU Online Team.

  6/12/2026
• Maintenance

  [09:00 Open] Scheduled Maintenance on June 9th, 2026 (07:00~09:00 UTC)

  Dear Mutizens, There will be scheduled maintenance performed on all servers on June 9th, 2026 (UTC). Please refer to the following maintenance details. [Maintenance Schedule] 07:00 ~ 09:00 (UTC) - 2 hours Thank you, MU Online Team.

  6/5/2026