Issues that are fixed in this update. The following issues are fixed for .NET Framework 4.7.2. SQL Server (SQL) Fixes an issue in which the .NET Framework API SqlConnection.ConnectionString property is used to set a null or empty connection string. In this situation, a Null Reference Exception (NRE) occurs when you use the API together with .NET Framework 4.7.2.

If you trust a file, file type, folder, or a process that Windows Security has detected as malicious, you can stop Windows Security from alerting you or blocking the program by adding the file to the exclusions list.

Insert rows. To insert a single row: Right-click the whole row above which you want to insert the new row, and then select Insert Rows. To insert multiple rows: Select the same number of rows above which you want to add new ones.Right-click the selection, and then select Insert Rows.. Insert columns. To insert a single column: Right-click the whole column to the right of where you want to add ...

Import a text file by opening it in Excel. You can open a text file that you created in another program as an Excel workbook by using the Open command. Opening a text file in Excel does not change the format of the file — you can see this in the Excel title bar, where the name of the file retains the text file name extension (for example, .txt or .csv).

Training: Watch and learn how to create a PowerPoint presentation, add/format text, and add pictures, shapes, and/or charts.

File Explorer in Windows 11 helps you get the files you need quickly and easily. To check it out in Windows 11, select it on the taskbar or the Start menu, or press the Windows logo key + E on your keyboard.. How to use File Explorer:

在"安全性"选项卡上，选择"自定义级别"，ActiveX控件和插件"下，执行下列操作之一： 通过选择"启用"ActiveX自动提示控件。 允许 Internet Explorer" 启用"，在不使用外部媒体播放器的网页上显示 视频和动画。 如果希望Internet Explorer，ActiveX"启用"或"提示"来下载已签名的控件。

In Outlook on the web, you can import events from an .ics file to your existing calendar or subscribe to a calendar online and receive automatic updates (known as an ICS subscription or an iCal subscription).

通过使用减号、括号或应用红色（带或不带括号），可以显示负数。 选择要使用负数样式对其设置格式的单元格或单元格区域。

OneDrive.You can use OneDrive to sync both your work or school files and personal files. The storage remains separate, so you can't sync work or school folders to your OneDrive personal folders, but you can copy or drag and drop files from one to another.