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SharePoint 365 Error : Unable to find assembly 'Microsoft.IdentityModel, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35'

Problem Statement:

When configuring the SharePoint component and selecting the ellipsis to configure the site or any other option within SharePoint the following error is displayed:

Unable to find assembly 'Microsoft.IdentityModel, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35'

Cause:

The reason for this issue is the Microsoft Identity Model 3.5 has not been installed on the server.

Resolution:

  1. Control Panel > Programs > Programs and Features
  2. Select "Turn Windows features on or off" at the top left corner.
  3. You should see a checkbox unchecked referencing 'Microsoft Identity Model 3.5'
  4. After you installed it successfully please close and reopen Auto Store and you will be able to access the sites.
  5. If you operations system does not have the installation option please refer to Microsoft's download: https://www.microsoft.com/en-us/down....aspx?id=17331