PC 正常性チェック アプリは、お使いの Windows デバイスの正常性に関する最新の情報を提供して、デバイスのパフォーマンス向上のための対処や、パフォーマンス問題のトラブルシューティングに役立ちます。

Learn how to create installation media for installing or reinstalling Windows 7, Windows 8.1, or Windows 10.

Use family safety settings to block inappropriate websites and searches on Windows, Xbox and mobile devices.

How to use conditional formatting in Excel to visually explore, analyze, and identify patterns and trends.

How to use the MATCH function in Excel to search for a specified item in a range of cells, returning the relative position of that item in the range.

Training: With OneDrive, you can sync files between your computer and the cloud, so you can get to them from anywhere.

Learn to set up and use your Surface Pen to work, play, and create.

Enter your current password, enter your new password, and then select Save.

Hotmail är nu Outlook.com. Lär dig hur du loggar in för att komma åt ditt Outlook.com-, Hotmail-, Live- eller MSN-e-postkonto.

Learn how to use keyboard shortcuts in Word to navigate, select, format, and edit your documents faster and easier.