A Microsoft 365 problem causes problems for businesses and employees.

Downdetector.com, which allows users to report functionality issues with technology, showed that the issues largely affect Outlook users. Exchange and Sharepoint were also affected, according to the website.

Microsoft wrote on X.com about “an issue affecting users trying to use Exchange Online or functionality within the Microsoft Teams calendar,” USA TODAY reported.

Comments on Downdetector indicated that the issues may also affect other applications, such as Teams and OneDrive.