MailSync Errors for Microsoft 365 Users

Our team has resolved the Mail Sync connection issues affecting Microsoft 365 and Outlook users. Normal performance has been restored, and users can now successfully send SmartMail.

Action Required for Syncing:
While sending functionality is fully restored, some users may still experience delays or errors with emails syncing to the Life of the Lead. To correct this, please take the following steps:

1. Disconnect and Reconnect: Disconnect your Microsoft 365 or Outlook account from MailSync, and then reconnect it. Ensure IMAP and SMTP are enabled in your Microsoft account.

2. Allow Time to Sync: Please allow up to 24 hours (or more for larger inboxes) for your emails to fully re-sync from your mail account to the Life of the Lead.

Follow the Guide: For step-by-step instructions on reconnecting, please refer to our Knowledge Base article: Enabling and Configuring Mail Sync for Microsoft Office 365 and Outlook
https://knowledgebase.constantcontact.com/lead-gen-crm/articles/KnowledgeBase/50527-Enabling-and-Configuring-Mail-Sync-for-Microsoft-Office365-and-Outlook?lang=en_US

If you continue to receive any Mail Sync errors after disconnecting and reconnecting your account, please reach out to our Support team for further technical assistance.

We sincerely appreciate your patience while we worked to resolve this issue!

Our team has released an update to MailSync to fix the connection issues for Microsoft365 users. Currently, we have confirmed that Microsoft365 and Outlook users are able to successfully send SmartMail. Some users may continue to see errors or delays with emails syncing to the Life of the Lead for contacts until they disconnect and reconnect.

If you see continue to receive errors with your MailSync connection, we recommend users disconnect and reconnect their Microsoft365 and Outlook accounts to MailSync following the instructions within our Knowledgebase. Please note that after disconnecting and reconnecting, it may take up to 24 hours (or more for larger inboxes) for emails to re-sync from a user's mail account to Life of the Lead.

https://knowledgebase.constantcontact.com/lead-gen-crm/articles/KnowledgeBase/50310-Mail-Sync-Overview?lang=en_US#h_832068692271544711078541

If you continue to receive any MailSync errors after disconnecting and reconnecting MailSync with your Microsoft365 account, please contact Support.

Our team has identified the cause of the issue and is working to implement a solution as soon as possible.

We will continue to share updates this page as they become available.

Our team has received several reports that MailSync is not working for users who have connected this integration to email addresses hosted with Microsoft365 and Outlook. So far, MailSync users who have connected via Google are not impacted.

Our team is actively investigating these reports. We will continue to update the status page as we have additional updates.