New Articles

  1. I am getting an invalid credential error, what do I do to fix this?

    Clearing your cache and restarting Outlook is your best bet for resolving an Invalid Credential error.
  2. Configuring Internet Email Accounts (Gmail, Yahoo, Hotmail) in Outlook

    Learn how to integrate Gmail, Yahoo, and other internet email accounts into Outlook with step-by-step setup instructions for POP3 configuration.
  3. How to Set Your Send-To Permissions on Exchange and Office365

    Control who can send to distribution lists in Exchange 365 with PoliteMail Syncronym. Set send-to permissions and prevent reply-all access issues.
  4. I'm being prompted for a Sender ID. What is it, and how do I get one?

    Learn how PoliteMail uses Sender ID and O365 Measurement to verify senders, detect spoofing, and enable accurate, secure email tracking in Outlook.
  5. How do I update the Graph secret?

    Update your Microsoft Graph secret for PoliteMail via Entra Admin Center. Add a new client secret, copy the value, and replace the old one securely.
  6. How do I update to the latest version of PoliteMail?

    Gain an overview of PoliteMail software upgrade procedures, including automatic updates for online users, steps for desktop add-ins, license considerations, release schedules, and best practices for maintaining the latest version.
  7. Setting up and Configuring the EWS Client

    Set up the EWS Client in PoliteMail to expand distribution lists. Learn how to configure endpoints, cache data, and prepare for Microsoft’s 2026 deprecation.
  8. What are the permissions needed for Microsoft Graph?

    Learn which Microsoft Graph permissions PoliteMail needs for SSO, list expansion, and secure mail integration in Outlook and M365 environments.
  9. How do I setup the app manifest to install PoliteMail for M365 and New Outlook users?

    Learn how to deploy PoliteMail for Outlook 365 using a manifest link in the Microsoft 365 Admin Center for seamless organization-wide access.
  10. 5.25.5130

    The latest updates to PoliteMail include a redesigned toolbar for easier editing, AI-powered translation with preserved branding, built-in image editing, improved SAML security, and enhanced contact filtering for faster searches.