Library experience in the Microsoft 365 Copilot app
From Microsoft 365 Message Center Archive by Merill Fernando · Microsoft may not have sent this notice to your tenant.Rollout
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 17 Sep 2025
late September 2025→ early October 2025, mid-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, safely structuredWhat changed
Between archive captures, newest first- Tags
New feature, User impact→ Updated message, New feature, User impact
Updated September 17, 2025: We have updated the timeline. Thank you for your patience. Introduction: We're introducing a new Library experience in the Microsoft 365 Copilot … content fragmentation. When this will happen: Targeted Release (Worldwide): Rollout begins in
late Septemberearly October 2025 (previously late September) and is expected to complete by early October 2025 (previously lateSeptember 2025.September). General Availability (Worldwide): Rollout begins in mid-October 2025 (previously lateSeptember 2025September) and is expected to complete by mid-October 2025 (previously lateSeptember 2025.September). How this affects your organization: Who is affected: All users with Copilot …- Tags
- · first version seen
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Links from the notice and their documentation checks- 4241521 · techcommunity.microsoft.comNot read yet
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