Learn how to recover deleted items, such as email, contacts, calendar appointments, and tasks in Outlook.

Note: The Phone Link doesn't currently support multiple Android profiles or work/school accounts. How to link your devices starting from Phone Link Make sure to have both your PC and Android device nearby, turned on, and connected to the same Wi-Fi network.

Get started with basic tasks in Excel such as opening a workbook, entering and formatting data, calculating data, and trying some quick analysis features..

更改第一页上的页眉或页脚，或者文档中的任何其他页面。

There are different ways to remove apps and programs, so if you can't find the one you're looking for, you can try another location. Note that some apps and programs are built into Windows and can't be uninstalled.

Things to try to fix touchpad problems in Windows 10 and 11. If your touchpad isn’t working, it may be a result of a missing or out-of-date driver.

デバイスで Windows 11 を実行できることの確認から、ファイルのバックアップと Windows 11 のインストールまで、Windows 11 アップグレードの準備の方法について説明します。

How to freeze panes in Excel to keep rows or columns in your worksheet visible while you scroll, or lock them in place to create multiple worksheet areas.

Découvrez comment créer un support d’installation pour l’installation ou la réinstallation de Windows 7, Windows 8.1 ou Windows 10.

Use OneDrive as a cloud backup to share your files and folders with others. Learn how to control permissions, allow editing, or set expiration dates.