Download and install the My Apps Secure Sign-in Extension. Download and install the My Apps Secure Sign-in Extension, if you're prompted. This extension helps you use your desktop browser to use single sign-on with your organization's cloud apps.

To add a person to the Safe Senders List, click a message from the sender. On the Home tab, in the Delete group, click Junk, and then click Never Block Sender.. To add a specific address or domain to the Safe Recipients List, click a message from the sender.

The Microsoft Mouse and Keyboard Center is an app that helps you make the most out of your Microsoft keyboard and mouse. Mouse and Keyboard Center helps you personalize and customize how you work on your PC.

Learn how to install the latest version of DirectX to enable games and multimedia applications on your system.

Argument name. Description. range (required). The group of cells you want to count. Range can contain numbers, arrays, a named range, or references that contain numbers. Blank and text values are ignored. Learn how to select ranges in a worksheet.. criteria (required). A number, expression, cell reference, or text string that determines which cells will be counted.

Here's an example of how to use VLOOKUP. =VLOOKUP(B2,C2:E7,3,TRUE) In this example, B2 is the first argument—an element of data that the function needs to work.For VLOOKUP, this first argument is the value that you want to find.

If you're running Windows 8.1 or earlier, or if your PC doesn't meet the minimum system requirements to run Windows 11, consider moving to a new Windows 11 device. Find a PC that meets your needs. Set up your Microsoft account to transfer files and favorites. One account connects your device across Microsoft apps and services like Microsoft 365, OneDrive, Edge, and Microsoft Store.

Keyboard shortcuts are keys or combinations of keys that offer a faster alternative to performing tasks typically done with a mouse. If you are trying to take a screenshot or screengrab, see How to take and annotate screenshots.. This article includes a list of keyboard shortcuts categorized as:

Open User Accounts by clicking the Start button , clicking Control Panel, clicking User Accounts and Family Safety, clicking User Accounts, and then clicking Manage another account .. If you're prompted for an administrator password or confirmation, type the password or provide confirmation.

Select Start , then select Settings > Personalization > Themes.Choose from a default theme or select Get more themes in Microsoft Store if you want to download new themes with desktop backgrounds that feature cute critters, breathtaking landscapes, and other smile-inducing options.