A device that remains signed out for an extended period cannot be onboarded to the Pro Management Portal automatically; an administrator must sign in to it at least once after it has been updated to the latest eligible Admin Agent version.

Checked 2026-09-30

Vendor
Microsoft
Product
Teams phones
Subsystem
Pro Management Portal onboarding
Deployment
multi-tenant
Region
not restricted
Release range
as of 2026-09-30
Checked
2026-09-30

Sources

Cite this note

APA

WarmTransfer. (2026, September 30). Troubleshooting Teams phone sign-in and provisioning: source note teams-phone-sign-in-troubleshooting-signed-out-no-onboard. WarmTransfer. https://warmtransfer.net/knowledge/claims/teams-phone-sign-in-troubleshooting-signed-out-no-onboard

BibTeX

@misc{warmtransfer-claim-teams-phone-sign-in-troubleshooting-signed-out-no-onboard,
  title  = {Troubleshooting Teams phone sign-in and provisioning: source note teams-phone-sign-in-troubleshooting-signed-out-no-onboard},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/teams-phone-sign-in-troubleshooting-signed-out-no-onboard},
  note   = {Source note teams-phone-sign-in-troubleshooting-signed-out-no-onboard, checked 2026-09-30}
}

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