Get the steps for changing your home page in Microsoft Edge, Internet Explorer 11, Google Chrome, Firefox, and Safari.

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。

How to add a signature to your Word documents. You can also use the Signature Line command in Word to insert a line to show where to sign a document.

Learn how to install the latest version of DirectX to enable games and multimedia applications on your system.

了解在 Windows 中查找 BitLocker 恢复密钥的不同方法，并了解如何在系统上激活 BitLocker。

Learn how to improve Windows PC performance if your device is running slowly.

Learn how to download, install, and use the PC Health Check app to check your device's compatibility with Windows 11 and get tips to improve its performance.

Learn how to manage your Microsoft devices. Add, remove, register, or rename a device on your Microsoft account.

Get steps for how to install a language pack in Windows 10.

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。