For managed environments, we use Intune or Group Policy to force sign-in credential sync and clear old tokens. Boost your SMB’s security and compliance with Microsoft 365 Business Premium. Discover Defender and Purview add-ons for enterprise-grade protection at SMB-friendly pricing. This means that the authentication setup for your sync is no longer valid. This can happen for the a number reasons particularly if your sync authenticates using Delegated Permissions. You will need to have the correct privileges set on your Azure account in order to set up the M365 sync.

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We tell users to sign out completely and remove stored credentials from Windows Credential Manager or their device’s keychain. Sometimes, rejoining the device to Azure AD or just reauthenticating in Office apps does the trick. This pops up a lot after admins reset a password in the Microsoft 365 admin center. That changes the password in Microsoft Entra ID, but not right away in your local Active Directory. You end up with mismatched passwords between the cloud and your local network. The Users Loaded count will be 0 if all users fail to meet the system's requirements for user records.

What to do when Office 365 password reset doesn’t sync across devices

To resolve these issues you should run the steps in this article and check whether the groups in your sync's filtering preference contain users in Azure AD. The simplest way to resolve authentication issues is to rerun the authentication process by clicking the Sign in with Microsoft on the Microsoft 365 settings page. You run the Microsoft consent process using an eligible M365 account after which you will be taken solve Office 365 mailbox sync delays to the sync's setup wizard. You can close the wizard at this point as you do not need to complete it for re-authentication to take effect.

Login & Sync Errors: Personal & Business Microsoft 365 Accounts on Same Device

But setup is a little complicated and it can sometimes be difficult to identify the source of problems. We have resources to help you identify potential issues and fix them. With apps syncing across devices and cloud services, sync issues are among the most frequently reported M365 problems. These can include missing files, ghost icons, or documents that do not update in real-time. The sync will fail if the total number of all users (active or inactive) on your account exceeds the user limit placed upon it if present.

Reviewing Device Sign-In Settings

Waiting a few minutes after changing the password often clears connection status shows disconnected up short-term sync issues. We look at audit logs in the Microsoft 365 admin center to see when and where the password changed. That tells us if the new credentials made it to the cloud directory. We usually check settings like Password Writeback, Synchronization Rules Editor, and Service Account Permissions to spot misconfigurations. Sometimes a missing or outdated connector blocks the link between Microsoft Entra ID and your local domain controller.



We start by checking that Azure AD Connect is running and password sync is enabled. resolve Outlook not sending emails fast If it’s in Staging Mode or a recent change didn’t trigger a full sync, passwords won’t update in Microsoft 365. If a password reset in Office 365 doesn’t sync across devices, it’s usually because of incomplete synchronization, old credentials, or device caching.

Common Causes of Office 365 Password Reset Sync Issues

• The sync does not delete users but rather sets them to inactive.
• If it didn’t, a few targeted checks usually restore access—no need to keep resetting your password over and over.
• Our relationship to the Microsoft Partner Network allows us to provide competitive pricing and authentic software and support, all with a much-needed human element.
• The M365 sync establishes a synced dataset based on your M365 data and the filtering configuration of your sync.
• On macOS or iOS, delete stored credentials from Keychain Access.
• Checking the sync logs helps confirm password changes are making it everywhere they should.
• Bad settings in Azure AD Connect cause lots of password sync failures.

You should run a test sync after re-authenticating the sync to ensure it is working. Devices sometimes keep using cached passwords even after a successful sync. If users access multiple apps with the same login, we make sure Single Sign-On (SSO) settings line up so the new password works everywhere in Microsoft 365. If there’s a delay, we manually trigger a password sync using Microsoft Entra Connect.