"The editor will be disabled in the near future because the license key has expired." issue

We have successfully identified the issue causing the errant "the editor will be disabled in the near future because the license key has expired" banner.

Engineering is currently implementing a fix to resolve the matter.
We are monitoring the situation closely and will provide another update as soon as we have it.

Thank you for your patience!

We are currently investigating an issue where users are seeing a message saying: "The editor will be disabled in the near future because the license key has expired." in the email draft panel. The ability to draft and send emails remains functional and we will update this page with more information once we have identified the cause. We apologise for any inconvenience.