Learn how to remove malware from your PC. Use Microsoft Defender Antivirus in Windows 10 or Windows 11 to scan your PC for malware, viruses, or other threats.

Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2

Learn how to open and run DxDiag.exe on Windows to collect device information and troubleshoot DirectX sound and video issues.

Turn on Find my device. When you set up a new device, you can decide whether to turn on or turn off the Find my device setting. If you turned it off during setup and now want to turn it on, make sure your Windows device is connected to the internet, has enough battery power so it can send its location, and that you're signed in to the device using your Microsoft account.

This article explains how you can get or create a digital signature for use in Office documents. To learn more about how to use them in Office documents, see Add or remove a digital signature in Office files.. What is a digital signature?

See Share SharePoint files or folders in Microsoft 365 or Video: Share documents in SharePoint Server.. Share sites. If you have site owner permissions, select >Site permissions, select Add members, and then select Add members to group or Share site only.Fore more information, see Share a site.. Create a team site. If you're using Microsoft 365, you can create a site from the SharePoint start ...

Note: If you forgot your account info and had to reset your security info, you must wait 60 days before closing your account.

Change your password with your email provider. See the following sections for instructions on changing your email account password for several major email providers.

A new tab to Sign in using your Yahoo account will open in your web browser. Follow the prompts to complete signing in, including any two-factor authentication prompts you set up for this account.

There are many different products and services you can use to access your email messages, appointments and events, and contacts. Outlook offers many apps and services to meet your communication needs.