Learn how to download Microsoft Support and Recovery Assistant to help fix problems with Microsoft 365, Office, or Outlook.

Follow these steps to temporarily turn off Defender antivirus protection in Windows Security. Keep in mind that if you do, your device may be vulnerable to threats.

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

Learn how to organize your favorites in Microsoft Edge. Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

选择 任务栏 右侧"网络"图标，然后移动"亮度 "滑块以 调整亮度。（如果未显示滑块，请参阅下方的“备注”部分。） 某些电脑可能允许 Windows 根据当前照明条件自动调整屏幕亮度。

Learn how to improve the clarity of text and images displayed on your screen by changing the screen resolution of your monitor.

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。

Learn how to change Windows display language and keyboard layout settings for websites and apps.

Find out how to change your printer's status from "offline" to "online" in Windows.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.