How to lock cells in Excel to protect your data. You can also unlock a range of cells and grant permissions to others to edit.

Learn how to use Word in Windows with training guides, articles, and videos from Microsoft Support.

Receive photos, videos, or other kinds of files that you or a friend shares from another device, such as a phone, laptop, or tablet. On your PC, select Start > Settings > Devices > Bluetooth & other devices. Learn how to pair.

Windows の回復オプションについて説明します。 PC を初期状態に戻す方法、以前のバージョンの Windows に戻す方法、メディアを使って Windows を再インストールする方法を説明します。

Microsoft アカウントにサインインするためのエイリアスを使用した Microsoft アカウントのメール アドレスまたは電話番号を変更する方法について説明します。

Learn how to make labels in Word. You can create and print a full page of address labels or nametags. Get started on how to print labels from Word.

Microsoft .NET Framework 4.8.1 is a highly compatible and in-place update to .NET Framework 4.8. It includes native support for the Arm64 architecture (Windows 11+), accessibility improvements as well as other improvements.

If your purchase of Office or Microsoft 365 came with a product key, you enter your product key on one of the websites listed below for your product.

OneDrive でアップロードとダウンロードを停止、キャンセル、または一時停止する方法について説明します。

Connect your Surface on Windows 10 to a TV, external display, or projector by using the Surface HD Digital AV Adapter or the Surface VGA Adapter.