Get Microsoft billing support. Find help with Microsoft Store purchases, subscriptions, refunds, payment options, and checking your order history.

When you back up your files, apps, and settings in the cloud using your Microsoft account, you get 5 GB of free cloud storage and other benefits that protect your files with the latest security and make everyday tasks easier.

Discover a range of Microsoft 365 training videos and tutorials to enhance collaboration and productivity.

Learn how to upgrade Windows 10 Home to Windows 10 Pro to access more advanced security and networking features.

Learn how the service process for Microsoft Surface works and how to request service online if your Surface needs repair.

Importante: Microsoft ya no admite versiones de Authenticator con más de un año de antigüedad.Mantén siempre el dispositivo actualizado.

Learn how to edit photos and videos using the Photos app in Windows.

Hotmail เปลี่ยนชื่อเป็น Outlook.com แล้ว เรียนรู้วิธีการลงชื่อเข้าใช้เพื่อเข้าถึงบัญชีอีเมล Outlook.com, Hotmail, Live หรือ MSN ของคุณ

How to troubleshoot Outlook when search isn’t working (returning no results, incomplete results, can’t find older emails, and more).

How to use the INDEX function in Excel to return a value or reference to a value within a table or range.