If you have a Microsoft 365 subscription via us then you may currently be encountering problems accessing services such as Outlook, Teams and OneDrive. This is due to a widely reported global outage that Microsoft are experiencing. They are working on this at the moment and updates regarding this are on their service status page at https://status.cloud.microsoft/m365/
Customers that are using one of our own email products and are unable to open Outlook can login to our Webmail at https://webmail.register365.com to view their emails.