Microsoft 365 Alert – Service Degradation – Exchange Online – Users’ IME for Japanese/Korean input may be disabled and may switch to English in Exchange Online – ONGOING

18/06/2026 09:41:00 AM

NHSmail Reference: INC46855057

Microsoft Reference: EX1392948

Issue Status: ONGOING

Issue Description: Users’ IME for Japanese/Korean input may be disabled and may switch to English in Exchange Online.

Current Update: 18/06/2026 09:40:00 AM – Microsoft has updated fix deployment has completed and they are reaching out to affected users to confirm that this fix has fully remediated the event.

Scope of impact: Users attempting to use their IME for Japanese/Korean input may be impacted. This is subject to change while our investigation continues.

Root cause: A recent service update, intended to modify which touch keyboard appears when users enter email address in the recipient field, is causing issues within the IME flow, resulting in impact.

Next update by: Friday, June 19, 2026, at 12:30 AM UTC