All instructions are predicated with being signed into Mimecast. Being fully signed in will look like this:

If you aren’t signed in you will instead just see the following options:

If you have any issues with signing in or with MFA please contact IT here.

Once you can see all the options, please do the following

1. Click on “Attach Large Files” in Mimecast tab
2. Select the file you want to send from the file explorer browser window and press “open”
3. Send your email as normal filling in your recipients, your subject line, and your message.
4. Select your options
   
   1. How long the files can be accessed after sending (you can choose 3 or 7 days automatically and custom for anything shorter or longer than those options)
      
   2. Notify you if the files as accessed (a great option for triggering follow ups)
   3. Send me a link to the files (so you can see what your recipient experiences as well)
   4. Invite recipients to send me large files (if you plan on swapping large files and want the user to send things back, if you want to initiate a LFS where you receive files, please see this article)
   5. Use an access key for additional security (if this is really sensitive information, you can have a secondary email go out with a PIN to access the information)
5. Press “Send” after choosing all the appropriate options.
6. There will be a large file send notification status in the lower right-hand corner. You can also see this is from the Mimecast Manager setting in the Mimecast tab
7. This will pop up open a window, choose the “Queue” option to view the status.
8. Select the “Sent Files” tab to view any active files sent
   
9. Clicking on the Active File will give further details.
10. Your recipient will receive an email with instructions.  The download link will remain active as per the settings you sent before sending out the email.
11. You recipient will click on the Download Files button which will take them to our Mimecast Portal site where they will get the option to download the file.