Mimecast is not Authenticating
Mimecast not authenticating is one of the most common errors for Mimecast in Outlook. If you receive this error, do not have Mimecast options, or your Mimecast options are greyed out in the Mimecast tab in outlook please close Outlook completely and restart the program. If this does not fix the problem please create a…
How To Request Large File Send in Mimecast
**Mimecast “Request Large Files”** Due to limitations on email attachment size (LEB or recipient’s policy), you may need an alternate method of receiving large files. This can be accomplished by using the Mimecast “Request Large File” plug-in in Microsoft Outlook: Start New Email: ![][1] Click on the mimecast tab:…
How To Add Permitted Senders In Mimecast
Open Outlook and click on the Mimecast tab in the ribbon. ![][1] Click on Managed Senders ![][2] Under Managed Senders click on Permitted ![][3] Click on Add Permitted ![][4] Enter the email address or domain to be permitted and click add. ![][5] If you have more that one address that you would like to add, …
How To Send Large Files Using Mimecast
**Mimecast “Large File Send”** Due to limitations on email attachment size (LEB or recipient’s policy), you may need an alternate method of sending large files. This can be accomplished by using the Mimecast “Large File Send” plug-in in Microsoft Outlook: Start New Email: ![][1] Click on Mimecast tab: ![][2] Cli…
How To Send Secure Emails Using Mimecast
**Mimecast “Send Securely”** Certain clients or business partners may require that emails are sent in a secure, encrypted format. This can be done using the Mimecast “Send Securely” plug-in in Microsoft Outlook: Start New Email and Attach files: ![][1] Click on Mimecast tab: ![][2] Click on ‘Send Securely’ and t…
