If you’re having sound or audio problems, the following suggestions might help. The tips are listed in order, so start with the first one, see if that helps, and then continue to the next one if it doesn’t.

了解如何将内容从一台设备屏幕镜像或投影到另一台设备。 注意: 无线显示应用在运行 Windows 11 版本 22H2 及更高版本的设备上可用。如果运行的是早期版本的 Windows，请在任务栏的搜索框中输入 “连接”，然后在结果列表中选择“连接”，从而启动 “连接” 应用。

如何登入Outlook 網頁版、存取您的電子郵件、連絡人和行事曆。 附註: 如果您使用Microsoft 帳戶登入 ，例如 Outlook.com、Hotmail、Live 或 MSN 電子郵件帳戶，而不是公司或學校帳戶，請登出，然後使用正確的帳戶再次登入。 不確定您是使用哪個帳戶登入嗎？

通过显示、隐藏图标，或调整图标的大小来自定义 Windows 桌面的外观。 提示: 你也可以使用鼠标滚轮来调整桌面图标的大小。在桌面上，长按“Ctrl”，同时滚动滚轮来放大或缩小图标。有关如何显示或隐藏单个 Windows 图标的信息，请参阅 查找回收站。

In the list next to Personalize your background, select Picture, Solid color, Slideshow, or Windows Spotlight (to see a new image from around the world every day).

Select the temporary files, unused files, files synced to the cloud, or unused apps you want to remove, then select the Clean up button for each section.

Types of info. What will be deleted. Where it's stored. Browsing history. The URLs of sites you've visited, and the dates and times of each visit. On your device (or, if sync is turned on, across your synced devices)

Learn how to access the Control Panel in Windows for managing your system settings and programs.

In quick settings: To find the quick setting for Bluetooth, select the Network, Sound, or Battery icons ( ) next to the time and date on the right side of your taskbar.Select Bluetooth to turn it on. If it's turned on without any Bluetooth devices connected, it might appear as Not connected . If you don't see Bluetooth in quick settings, you might need to add it.

若只是要將畫面上的文字變大，請調整 [使文字放大] 下方的滑桿。 若要讓所有項目 (包括影像和應用程式) 變大，請自 [增加所有項目的大小] 下方的下拉式功能表選擇一個選項。 若要放大或縮小 Windows 畫面中的部分，請使用放大鏡。