Learn how to access Windows device security settings in Windows Security to help protect your device from malicious software.

要約. この更新プログラムは、実行中の PC 上の Windows Recovery Environment (WinRE) に安全な OS 動的更新プログラム を自動的に適用し、攻撃者が WinRE を使用して BitLocker 暗号化をバイパスできる可能性のあるセキュリティの脆弱性に対処します。 詳細については、「CVE-2024-20666」を参照してください。

How to recall and/or replace an email message you sent by using Microsoft 365 and your built-in Exchange Server account.

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

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 If your touchpad isn’t working, it may be a result of a missing or out-of-date driver.

Find your files in Windows 11 using one of these methods. Search from the taskbar: Type the name of a document (or a keyword from it) into the search box on the taskbar.You'll see results for documents across your PC and OneDrive.

O Hotmail agora está Outlook.com. Para entrar no Outlook.com e acessar sua conta de email do Outlook, Hotmail, Live ou MSN.

Learn how to find which version of Windows operating system your PC is running and device specifications.

Learn how to connect your Windows PC to external monitors and adjust the display settings.

Learn how to back up apps, settings, files, photos, and Microsoft Edge favorites and preferences on your Windows PC.