New Feature: Account Manager in Outlook for Windows
Microsoft 365 Message Center Archive by Merill Fernando · Microsoft may not have sent this notice to your tenant.Rollout
- Roadmap
- 497546
Rollout dates are often only in the text. When Microsoft moves them, the change shows under "What changed".
Schedule dates changed in the text
Date phrases in schedule sentences differ between the versions this installation saw- Seen 7 May 2026
late March 2026→ mid-May 2026 - Seen 2 Mar 2026
early March 2026→ mid-March 2026 - Seen 2 Dec 2025
early January 2026, late January 2026, early December 2025, late December 2025→ early March 2026, late March 2026, early February 2026, late February 2026 - Seen 17 Oct 2025
early October 2025, late October 2025→ early January 2026, late January 2026, early December 2025, late December 2025 - Seen 11 Aug 2025
early August 2025, late August 2025→ early October 2025, late October 2025
Read from date phrases in Microsoft's text, not from notice metadata. A changed phrase can be a moved rollout, a new milestone or just rewording; "What changed" below shows which.
What the notice says
Microsoft’s text, with source markup removedWhat changed
Between archive captures, newest firstUpdated
March 2, 2025:May 7, 2026: We have updated the timeline. Thank you for your patience. We're introducing … in mid-March 2026 (previously early March) and is expected to complete bylate Marchmid-May 2026 (previously lateJanuary).TargetedMarch).Targeted Release: Rollout will begin in early February 2026 (previously early December 2025) …Updated
DecemberMarch 2, 2025: We have updated the timeline. Thank you for your patience. … 497546 When this will happen: General Availability (Worldwide): Rollout will begin inearly Marchmid-March 2026 (previously earlyJanuary)March) and is expected to complete by late March 2026 (previously late January).Targeted …Updated
October 17,December 2, 2025: We have updatedthis MC ID.the timeline. Thank you for your patience. We're introducing a new Account Manager experience … When this will happen: General Availability (Worldwide): Rollout will begin in earlyJanuaryMarch 2026 (previously earlyOctober 2025)January) and is expected to complete by lateJanuaryMarch 2026 (previously lateOctober 2025).TargetedJanuary).Targeted Release: Rollout will begin in earlyDecember 2025February 2026 (previously earlyOctober)December 2025) and is expected to complete by lateDecember 2025February 2026 (previously lateOctober).December 2025). How this affects your organization: Once the rollout is complete, users will …Only details this page does not show changed.
Updated
August 11,October 17, 2025: We have updatedthe timeline.this MC ID. Thank you for your patience.We're introducing a new Account Manager experience in Outlook for Windows. This … When this will happen: General Availability (Worldwide): Rollout will begin in early January 2026 (previously early October 2025) and is expected to complete by late January 2026 (previously late October 2025).Targeted Release: Rollout will begin in early December 2025 (previously earlyAugust)October) and is expected to complete by lateOctoberDecember 2025 (previously lateAugust).October). How this affects your organization: Once the rollout is complete, users will …- Tags
New feature, User impact→ Updated message, New feature, User impact
Updated August 11, 2025: We have updated the timeline. Thank you for your patience. We're introducing a new Account Manager experience in Outlook for Windows. This … When this will happen: General Availability (Worldwide): Rollout will begin in early
AugustOctober 2025 (previously early August) and is expected to complete by lateAugust 2025.October 2025 (previously late August). How this affects your organization: Once the rollout is complete, users will …- Tags
- · first version seen
Linked documentation
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