If your account has been hacked, use our sign-in helper tool below to help guide you to the right solutions. The tool will ask for your email address or phone number, and either show appropriate self-help, or offer the chance to talk to an agent.

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

To resize the image, select the image to see drag handles appear around the image. Move the drag handles to resize the image as necessary. Select the Picture Format tab on the ribbon, then use the options on it to format your image. For example, you can apply a style or a border to the image.

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).

With the Windows Insider Program, you’ll get all the latest Windows 11 and Windows 10 builds as soon as they’re available. Join the Windows Insider Program to be one of the first to experience the new ideas and concepts we’re building.In return, we want to know what you think.

Note: To let a user enter percentages, for example 20%, select Decimal in the Allow box, select the type of restriction that you want in the Data box, enter the minimum, maximum, or specific value as a decimal, for example .2 , and then display the data validation cell as a percentage by selecting the cell and clicking Percent Style in the Number group on the Home tab.

Note: If you're using Microsoft 365, you should stay signed in so that Office stays activated.If you sign out, Office will prompt you to sign back in. To learn more, see What happens when you sign out of Office.

Training: With Microsoft Outlook on your PC, Mac or mobile device, you can organize email, share your calendar, schedule meetings, and share files. Watch this online video.

A Desktop Alert is a notification that appears on your desktop when you receive a new email message, a meeting request, or a task request. By default, Desktop Alerts are turned on.

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.