Show you the PowerShell command to this registry change for 10k+ users.
| Subkey Name | Description | |-------------|-------------| | Identities | Contains one subkey per unique user identity (GUID). Each holds user-specific settings. | | SignIn | Stores settings related to the sign-in UI behavior and automatic sign-in policies. | | Cache | Holds temporary token handles or account metadata (often encrypted). | | Diagnostics | Logging and tracing flags for identity troubleshooting (usually absent by default). |
Open an Office application and sign in with your credentials again.
Right-click the Identity folder and rename it to Identity.old . Restart: Restart your computer. Show you the PowerShell command to this registry
When enforced, these policies override local registry changes.
It is a testament to the complexity of modern auth flows that the standard troubleshooting procedure for this key is the "Nuclear Option": total deletion.
Inside ...\Common\Identity , you may find the following subkeys and values (names vary by Office version and update channel). | | SignIn | Stores settings related to
Without a properly functioning Identity key, users may experience:
For the vast majority of users, this key exists in a state of blissful obscurity, doing its job without complaint.
Before proceeding, . Incorrect changes can cause system instability. Method 1: Resetting the Identity Key (Recommended) | Open an Office application and sign in
| Policy Path | Setting | |-------------|---------| | User Configuration\Administrative Templates\Microsoft Office 2016\Tools \ Options \ General \ Service Settings... | – Prevents Office from using cached identity. | | ...\Identity | Block signing into Office – Completely disables cloud identities. | | ...\Roaming Settings | Disable roaming of identity – Prevents identity from following user between devices. |
: If OneNote specifically is broken, checking this location for duplicate mapping folders can resolve sync issues.