MC1484013: Microsoft Teams: Multi-line call history tabs in the Calls app

Published . Last updated .

Microsoft 365 Message Center announcement MC1484013.

MS Message Center's Summary

Microsoft is updating the Teams Calls app to organise history voicemails and recordings into separate tabs for multi line users. Rollout starts in October 2026 and finishes by mid November 2026. Administrators should prepare support staff and update internal help documentation to reflect the new navigation layout.

Administrator impact
No direct administrator action is required.
End user impact
Eligible users with multiple phone lines will see their call history and voicemails separated into dedicated tabs within the Teams Calls app.
Importance
3/10: This is a feature update affecting user navigation for multi line telephony users requiring documentation updates but no technical configuration.

Microsoft Summary

Microsoft Teams will introduce multi-line call history tabs in the Calls app for users with multi-line calling, organizing call activity by phone line. The rollout begins early November 2026, with no action required. This update affects desktop and web Teams and simplifies managing multiple phone lines.

Message Center ID
MC1484013
Category
stay Informed
Severity
normal
Services
Microsoft Teams
Tags
Updated message, Feature update, User impact, Admin impact
Roadmap ID
570962
Platforms
Desktop, Mac, Web
Expires

Updated October 6, 2026: We have updated the timeline. Thank you for your patience. 

What and why

Microsoft Teams is introducing a redesigned call history experience for Teams Phone users who have multi-line calling enabled. Call activity, including call history, voicemails, and recordings, will be organized by phone line in dedicated tabs within the Calls app.

This change simplifies navigation for users who manage multiple phone lines.

Rollout schedule

  • Targeted Release: Beginning in early November 2026 (previously early October) and expected to complete by early November 2026 (previously early October)
  • General Availability (Worldwide, GCC, GCC High, DoD): Beginning in early November 2026 and expected to complete by end of November 2026 (previously mid-November)

Impact on your organization

Who is affected

  • Teams Phone users with multi-line calling enabled and multiple phone numbers assigned
  • Users without multi-line calling enabled are not affected

Platforms and services

  • Microsoft Teams desktop for Windows
  • Microsoft Teams desktop for Mac
  • Microsoft Teams on the web
  • Teams Phone

What will happen

  • A dedicated tab will be created in the Calls app for each assigned phone line.
  • Call history will be displayed under the phone line associated with the activity.
  • Voicemails will appear under the phone line where they were received.
  • Call recordings will appear under the phone line associated with the call.
  • Users will be able to view and manage activity separately for each phone line.
  • The feature will be enabled automatically for eligible users with multi-line calling configured.
  • No changes will occur for users who do not use multi-line calling.

Action required and recommendations

No action is required.

We recommend that you:

  • Notify your help desk and support teams about the updated Calls app experience.
  • Inform affected users who manage multiple phone lines.
  • Update internal documentation, training materials, and support content that references call history, voicemail, or recordings in the Teams Calls app.

Compliance considerations

No compliance considerations identified. Review as appropriate for your organization.