了解如何使用节电模式和其他适用于 Windows 的节能提示来延长电脑的电池使用时间。 设置较短的活动显示持续时间。 选择“ 开始 > 设置 ”> “系统 > 电源 & 电池 > 屏幕和睡眠”。对于 “使用电池电源”，请在之后关闭屏幕，选择较短的持续时间。打开电源 & 睡眠设置

Certain cloud-based services in Office Lens for Windows, such as saving your pictures to OneDrive, OneNote, Word, PowerPoint, or PDF, are no longer available in the app as of December 31, 2020. As of January 1, 2021, your cloud-saved captures in your Recent Uploads tab may no longer

Message recall is available after you select Send and is available only if both you and the recipient have a Microsoft 365 or Microsoft Exchange email account in the same organization.Messages sent to or from a Hotmail, Gmail, or live.com account can't be recalled.

Type about in the search box on your taskbar, and then select About your PC.. View your PC info

注: Microsoft アカウントとして所有しているメール アドレスを使用するか、サインアップ時に [新しいメール アドレスを取得する] または [代わりにメールを使用する] を選択して新しいアドレスを作成できます。

Note: If you start to play a DVD or VCD in the Player Library, the Player automatically switches to Now Playing mode. The Blu-ray Disc format is not supported in Windows Media Player. To play a Blu-ray Disc, you need to use a non-Microsoft program that supports Blu-ray playback and a device capable of reading Blu-ray Discs.

On the Outlook status bar, if you see Disconnected, Working Offline, or Trying to connect…, then Outlook can't reach the email server to send your mail.. To fix this problem, on the ribbon, select the Send/Receive tab, then, in the Preferences group, select Work Offline to toggle between offline mode and online mode.You may need to open the message and send it again or choose Send/Receive.

了解如何连接 Xbox 无线耳机和管理音频设置。将耳机连接至 Xbox 系列 X|S 或 Xbox One 主机： 确保耳机和主机均已打开。按住耳机上的绿色 电源按钮（位于左侧耳罩后面）4 秒钟。你将听到重复的配对提示音，并且耳机上的电源指示灯将开始闪烁。

Nota: La mejor y más segura manera de obtener actualizaciones de controladores en Windows es siempre a través de Windows Update.Si tiene problemas con Windows Update, es posible que vea si alguno de los vínculos de Actualizar Windows puede ayudarle primero.

Important: you should limit the number of administrators on your Windows device because administrators have complete control over the system.Administrators can change settings, install software, and access all files. If too many people have this level of access, it could lead to security risks like malware installation or unwanted changes to your system.