A popular tactic of criminals is the "fake order" scam. The way it works is that you get a message, usually in email or text, that appears to be a routine confirmation for an order. Of course, you never ordered whatever product or service it's confirming. The message looks common enough, and it says that money will be charged to your credit ...

Check for Windows updates. Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.

To use Microsoft 365 on your new device, you can activate Microsoft 365 as a 1-month trial of Microsoft 365 Family. You can also buy Microsoft 365 or a non-subscription version of Office, add Microsoft 365 to an existing Microsoft 365 subscription, or enter a product key from a new product key card.

If yours did, before installing Microsoft 365 for the first time, sign in with an existing or new Microsoft account and enter your product key at office.com/setup. Redeeming your key is what links your account with Microsoft 365 so you only have to do this once.

Help for admins of small businesses. Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

If your router is a Wi-Fi router, try to connect to Wi-Fi and see if you can get connected. This can do two things—help you get an internet connection and help you narrow down the source of the problem. For more info, see Connect to a Wi-Fi network in Windows. Run network commands.

If you can't sign in to your Outlook.com, Hotmail, Live, or MSN email account, or you're not sure how to sign in or sign out, here are some solutions.

The new Outlook for Windows brings you the latest features, Microsoft Copilot-assisted capabilities, and a new modern and simplified design to help you connect, organize, and get things done.

If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track.

这可以达到两个目的 - 帮助你建立 Internet 连接，并帮助你缩小问题的根源范围。. 有关详细信息，请参阅 在 Windows 中连接到 Wi-Fi 网络。. 运行网络命令。. 请尝试运行以下网络命令来手动重置 TCP/IP 堆栈、释放和续订 IP 地址，以及刷新和重置 DNS 客户端解析程序 ...