Learn about Windows 11 minimum system requirements and how to assess your upgrade eligibility.

If you're moving from a Windows 7 or Windows 8.1 PC to a new Windows device, you'll find that the best way to get apps and games is through Microsoft Store.

We’re continually releasing updates to our application, based on customer feedback. Check out What's New in the latest updates for Skype on desktop and mobile.

Quick Assist lets someone you trust take over your Windows 10 or Windows 11 PC and fix a problem from wherever they are.

Install Office 2007. Insert your Office 2007 CD into the drive. If the setup wizard doesn’t start automatically, navigate to the CD drive and click SETUP.EXE.

Outlook.com、Hotmail、Live、または MSN のメール アカウントにサインインできない場合、サインインまたはサインアウトする方法がわからない場合は、次の解決方法を試してみてください。

Find out the steps you can take if you receive a message telling you a driver can't load on your device.

Learn how to redeem your Microsoft Rewards points for a huge variety of great products and sweepstakes.

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

Teams in Microsoft Teams are collections of people, content, and tools surrounding different projects and jobs.