Excel contains several functions to help you count the number of cells in a range that are blank or contain certain types of data. Select the cell where you want the result to appear.

如果未登录. 若要从历史记录中清除单个搜索，请在" 搜索历史记录"页上，单击要删除的搜索旁边的 x。 若要清除所有搜索历史记录，请在"搜索历史记录 "页面上的"更改历史记录设置"下，单击"全部清除"。 这会删除此设备上的任何搜索历史记录。

Installation information. To keep your browser secure and up to date, you are asked to accept automatic updates. By clicking Accept and get started you enable Microsoft Edge to update automatically so that you can always have the latest improvements.These updates are independent of your Windows update settings.

如果上述步骤都不能修复你的蓝牙问题，请使用 Windows 反馈中心报告错误。 这可帮助 Microsoft 确定此问题的根本原因。

Here’s some info about charging your Surface and what Microsoft-licensed power supplies are available for Surface. Connect your charger. To begin charging your Surface, connect the power supply that was designed for your Surface to a power source—a wall outlet, power strip, or surge protector.

输入 Excel 函数. 如果创建带函数的公式，则使用“插入函数”对话框将有助于您输入工作表函数。从“ 插入 函数”对话框中选择函数后，Excel 将启动一个函数向导，该向导显示函数的名称、其每个参数、函数和每个参数的说明、函数的当前结果以及整个公式的当前结果。

In the upper left corner of the window, select the app launcher > All apps > SharePoint Tip: If you don't see the SharePoint app under All apps, use the Search box near the top of the window to search for SharePoint.

For keyboard shortcuts in which you press two or more keys simultaneously, the keys to press are separated by a plus sign (+). For keyboard shortcuts in which you press one key immediately followed by another key, the keys to press are separated by a comma (,).

控制器序列号的长度为 14 个字符，并且不包含短划线。 如果从未连接过控制器，或者在最近 48 小时内首次连接，则可能无法识别控制器序列号。; 如果有 Xbox Elite 无线控制器系列 2，则 14 个字符的序列号位于控制器背面下方中间。

Creating a passkey. To create a passkey for your Microsoft account, follow these steps on the device for which you’d like to create a passkey: