Microsoft has acknowledged service outages for and Exchange users in Europe. After investigating the issues this morning, the company said that it has been restoring service but it doesn’t have a time of recovery yet.

Office 365 users can can learn more about the Exchange outage by checking the Office 365 admin center and mobile app. For users, you can get updates on the dedicated Twitter account or the Service Health page. The email service is currently affected by two issues, with some users struggling to connect to and others not being able to receive and send emails.

Read more: Service outages affecting, Exchange users in Europe | On MSFT