Learn more about what background apps are in Windows and how to turn them off when you're not using them.

Windows の更新に関する問題のトラブルシューティングを行う方法について説明します。 Windows の更新プログラムのインストールに関する一般的な質問と問題に対する回答を探します。

Get help with Skype for Business. Skype for Business 2016 Training. Video: What is Skype for Business? Video: Download and install Skype for Business (video)

Learn how to use Feedback Hub to report problems or send suggestions to Microsoft.

Learn how to log in to Microsoft Teams using our step-by-step guide. Stay connected with your team and start collaborating!

You can refer to the contents of cells in another workbook by creating an external reference formula. An external reference (also called a link) is a reference to a cell or range on a worksheet in another Excel workbook, or a reference to a defined name in another workbook.

Get troubleshooting tips if you run into problems downloading, installing, or updating Microsoft Edge.

Discusses the release of the Malicious Software Removal Tool (MSRT) to help remove specific prevalent malicious software from Windows-based computers.

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

Discover the latest updates for Windows 10, including improvements and fixes, known issues, and guidance on how to get the update.