During this process, we'll ask you to give Defender permission to do two things: run in the background and use the Accessibility Service. Run in the background A security tool that only works sometimes isn't nearly as effective. You want Microsoft Defender to always watch your back, protecting you from the malicious sites you weren't expecting.

Find out how to install Windows 11 on your device, whether you need to use Windows Update, Cloud download, or Local reinstall. Get tips and troubleshooting help from Microsoft Support.

For your protection, we will ask you to confirm the verification details you select. If you cannot get a code, read Troubleshooting verification code issues . Retype the first part of the email address or the last four digits of the phone number hinted at in the previous window.

OneDrive is built in to some versions of Windows and can't be uninstalled. But you can hide it and stop the sync process, so it stays hidden. To do this, turn off all the OneDrive settings and remove the OneDrive folder from File Explorer.

As you're getting your Microsoft 365 business subscription set up, you'll want to download and install your Microsoft 365 apps, like Word, Excel, Microsoft Teams, and PowerPoint, on your PC or Mac.

Examples. Following are examples of some common nested IF(AND()), IF(OR()) and IF(NOT()) statements in Excel. The AND and OR functions can support up to 255 individual conditions, but it’s not good practice to use more than a few because complex, nested formulas can get very difficult to build, test and maintain.

Learn how to update Windows to ensure your device operates smoothly and securely with the latest features.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge. Ask the Microsoft Community. Microsoft Tech Community. Windows Insiders. Microsoft 365 Insiders. Find solutions to common problems or get help from a support agent. Online support.

Windows 11 is designed to bring you closer to what you love and is releasing at a time when the PC is playing an even more central role in the way we connect, create and play.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge. Ask the Microsoft Community. Microsoft Tech Community. Windows Insiders. Microsoft 365 Insiders. Find solutions to common problems or get help from a support agent. Online support.