Windows Security provides built-in security options to help protect your device from malicious software attacks. To access the features described below, tap the Windows Start button, type windows security, select it from the results, and then select Device security.

Repair or reset Windows Media Player: If Windows Media Player is not working properly, you can try to repair or reset it to its default settings.To do this, Select Start > Settings > Apps > Installed Apps.. Scroll down and click the three horizontal dots next to Windows Media Player and choose Advanced options, and click the Repair or Reset button. Note that resetting Windows Media Player will ...

如何自动卸载 Office. 重启计算机后，卸装工具将自动重新打开以完成卸载过程的最后一步。

本页可帮助你了解如何使用 Microsoft 日语输入法，包括输入法功能和键盘快捷方式。

Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.

注意: 如果还没有许可证，则需要为 Windows 11 Pro 获取单独的许可证。对于在硬件或虚拟机上运行的每个 Windows 11 专业版实例，都需要唯一的许可证。 可以通过 Microsoft Store 的“下载”选项购买许可证，或通过零售版购买许可证。 Windows 11 专业版产品密钥与平台无关 (x64 与 Arm) 。

Get help with signing in, changing passwords, creating and sending mail, deleting mail, creating folders, and more in Outlook on the web.

How does multifactor authentication work? Let's say you're going to sign into your Microsoft account or work or school account, and you enter your username and password.If that's all you need then anybody who knows your username and password can sign in as you from anywhere in the world!

Hotmail が Outlook.com になりました。 Hotmail アカウントにサインインするには、[ www.outlook.com] に移動し、[サインイン] を選択 します。 ユーザー名またはパスワードを忘れた場合は、 サインインのトラブルシューティング ツールを使用しますが、2 年以上アカウントにサインインしていない場合は ...

Email与 Microsoft 帐户关联的地址和电话号码称为别名，它们使用相同的联系人、在线存储、订阅和帐户设置。 可以使用任何别名登录到 Microsoft 服务或 Windows 和 Xbox 设备，并且可以选择其中任何一个来发送和接收电子邮件。