Office 365 – Error “one of your on-premises Federation service certificates is expiring…”

In order to resolve this issue follow this steps :

1. Open PowerShell and type

• Get-PSSnapin –Registered

• Add-PSSnapin Microsoft.Adfs.Powershell
• Update-AdfsCertificate –Urgent

2. Open Microsoft Online Services Module for Windows PowerShell and type

Connect-MsolService(Enter your cloud admin credentials)

• Update-MsolFederatedDomain –DomainName “your federated domain in the cloud”

  

  Close windows explorer and sigh in again to Microsoft office365 portal.

  Good luck!

  Idit Bnaya – Senior IT consultant at Neway technologies

   

  More information about ADFS certificates:

  AD FS 2.0 token signing certificate roll over results in loss of access to all O365 services

Idit Bnaya