> ## Documentation Index
> Fetch the complete documentation index at: https://docs.oloid-demo.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Windows Login- Issue/Error and Resolution

> Unable to install the App

**Issue/Error**

**Category**

**Probable Cause**

**Resolution**

Unable to install the App

Installation

Machine: Surface Pro (deploy apps via Intune)

Contact Oloid Support.

Auto-Pair file missing in MSI

Installation

Missing file

Contact Oloid Support to provide the missing file.

> [!NOTE]
>
> **Note:** Admin can download it from the Oloid portal.

Unable to Enroll face/ Consistent failure

Enrollment - Face

Not specified

1. Reset tenant in Oloid App.
2. Pair the device again.
3. Do Face enrollment.
   If issue persists, contact Oloid Support.

Unable to use camera for other applications when logged in using Windows Login

Camera Limitation

Windows limitation

Camera cannot be used for other apps when using face credential for Windows.
**Resolution:** Do not use the camera for any other application while using Oloid's Login App.

Auto-Pair fails

Endpoint Pairing

Not specified

Pair using the manual pair options in the Supervisor App.
See Oloid Help Center for guides.
If unresolved, contact Oloid Support.

Error when trying to launch Oloid

Endpoint Pairing

Not specified

Uninstall and re-install the Windows Authenticator App.

User gets a blank screen while trying to enroll face

Enrollment - Face

Build issue

Contact Oloid Support for a new installer file.

User is getting "Pairing Failed" error

Endpoint Pairing

Firewall issue

Allow the app to communicate through the firewall.

Face Not Captured After Login - User is not able to see face in the camera after clicking Login with Face

Presence Detection

Camera Shutter

Check if the Camera Shutter is closed. Open the shutter and retry.
If issue persists, contact your Oloid Admin.