Using New Outlook on Windows for personal email, calendar, and contact management
Hello Filipe,
Thanks for posting in the Microsoft Community.
Here is the Microsoft Support contact number for various region: Customer service phone numbers - Microsoft Support
Please note: These numbers may not always connect successfully. If you encounter this issue, you can contact the online support team using the link below, inform them that you require phone support, and provide your phone number: Contact - Microsoft Support
Best wishes,
Maryam | Microsoft Community Support