Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

Learn how to redeem a gift card, code, or Office product key and spend your balance at Microsoft Store online, on Windows, or Xbox.

The best defense is awareness and knowing what to look for. - Be suspicious of emails and Teams messages that claim you must click, call, or open an attachment . Often, they'll claim you have to act now to claim a reward or avoid a penalty. is a common trick of phishing attacks and scams.

了解如何加入俱乐部，以便你可以聊天、玩游戏、共享内容以及加入其他玩家的群。. 同时了解如何退出俱乐部。.

Cast to a display from a Windows PC. You can wirelessly connect your PC to a TV, projector, or other kind of external display that supports Miracast. Turn on your TV, projector, or other display. If you're using a Miracast dongle or adapter, make sure it's plugged in to the display.

You can use installation media (a USB flash drive or DVD) to install a new copy of Windows, perform a clean installation, or reinstall Windows. To create installation media, go to the software download website, where you'll find step-by-step instructions.

Share content in Microsoft Teams meetings. When working remotely in Microsoft Teams, you can present content by sharing your screen, your entire desktop, a PowerPoint file, and more. Desktop Mobile.

People you add who are outside of your org to a new or existing group chat must use Teams or Teams for personal use. Note: Chat participants from different orgs that restrict or block communication with each other may be part of your group chat if your org is allowed to communicate with those orgs.

If you receive a We’re not sure what’s wrong message, it means the network connection test can’t diagnose the issue that is preventing your console from connecting.

Get free Windows themes from Microsoft to personalize background, colors and sounds for your PC.