如果 ping 测试的结果指示你未收到来自路由器的回复，请尝试使用以太网电缆将电脑直接连接到调制解调器（如果可以）。 如果可以使用以太网电缆连接到 Internet，它会确认连接问题由 Wi-Fi 路由器导致。 请确保已安装最新的固件，并查看路由器的文档。

你可以选择桌面背景并随时更改它。. 选择 “开始 > 设置” > “个性化 > 背景 ”。. 在 “个性化设置背景 ”旁边的列表中，选择“ 图片 ”、“ 纯色 ”、“ 幻灯片放映 ”或“ Windows 聚焦 (”，) 查看来自世界各地的新图像。. 注意: 如果无法选择 “Windows 聚焦 ...

If the Get Help app is unable to resolve your sound or audio issue, try the possible solutions listed: 1. Check your speaker output. 2. Run the audio troubleshooter. 3. Verify that all Windows Updates are installed. 4. Check your cables, plugs, jacks, volume, speaker, and headphone connections.

Select Start > All apps and search for the app in the list shown. Press and hold (or right-click) on the app, then select Uninstall. Uninstall in Settings. Select Start > Settings > Apps > Apps & features . Find the app you want to remove, select More > Uninstall. Note: Some apps can't be uninstalled from the Settings app right now.

Set up the Authenticator app. After you install the Authenticator app, follow the steps below to add your account: Open the Authenticator app. Select (+) in the upper right corner. Point your camera at the QR code or follow the instructions provided in your account settings. After your account appears in your Authenticator app, you can use the ...

In the search box on the taskbar, enter device manager, then select Device Manager. Select a category to see names of devices, then right-click (or press and hold) the one you’d like to update. Select Search automatically for updated driver software. Select Update Driver. If Windows doesn't find a new driver, you can try looking for one on ...

查看完整步骤. 检查是否可以联机登录到 OneDrive 帐户。. 无法登录到 Microsoft 帐户。. 密码. 如果可以联机登录到 OneDrive，但不能在计算机上登录，请检查更新。. 检查 Windows 更新. 检查 macOS 更新. 如果计算机是最新的，请重置 OneDrive。.

Windows 11 Windows 10. To adjust power and sleep settings in Windows 11, select Start > Settings > System > Power & battery > Screen and sleep. Screen: Select how long you want your device to wait before turning the screen off when you're not using your device. Sleep: Select how long you want your device to wait before going to sleep when you ...

Windows 10/11. 选择通知区域中的 OneDrive 云以显示 OneDrive 弹出窗口。. 选择 OneDrive 帮助和设置图标 ，然后选择“ 设置 ”。. 转到“ 帐户 ”选项卡。. 单击“ 取消链接此电脑 ”。. macOS. 在菜单栏中单击“OneDrive 云”图标，单击三个点 以打开菜单，然后选择“ 首选 ...

双击页眉或页脚区域以打开 “页眉 & 页脚 ”选项卡。. 选择“ 链接到上一个” 以关闭各部分之间的链接。. 选择 “删除页眉”或“删除页脚 ”。. 添加或更改页眉或页脚中的内容。. (如果要删除或更改页眉和页脚，则需要重复步骤 3-5。. 若要返回到文档正文 ...