Contact Microsoft support services by email, phone or chat. Mail address, telephone numbers and customer care for Windows and other products.
A widespread ransomware attack, known as “WannaCrypt”, targets Windows systems that do not yet have the latest updates. Given the severity of this threat, immediately update your Windows systems. Learn more.
Microsoft Canada HeadquartersMicrosoft Canada Inc.
1950 Meadowvale Blvd.
Mississauga, Ontario L5N 8L9