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Activate Windows - Microsoft Support
Activate Windows using a product key. A product key is a 25-character code, that looks like this: PRODUCT KEY: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX. During installation, you'll be prompted to enter a product key. Or, after installation, to enter the product key, select the Start button, and then select Settings > System > Activation > Update product ...
Find your Windows product key - Microsoft Support
Generally, if you bought a physical copy of Windows, the product key should be on a label or card inside the box that Windows came in. If Windows came preinstalled on your PC, the product key should appear on a sticker on your device. If you’ve lost or can’t find the product key, contact the manufacturer. To ensure your product key is ...
适用于: Microsoft 帐户仪表板
Pair a Bluetooth device in Windows - Microsoft Support
Here's how: In Settings: Select Start > Settings > Bluetooth & devices , and then turn on Bluetooth . In quick settings: To find the quick setting for Bluetooth, select the Network, Sound, or Battery icons ( ) next to the time and date on the right side of your taskbar. Select Bluetooth to turn it on.
Free up drive space in Windows - Microsoft Support
These suggestions are listed in order, so start with the first one, see if that helps, and then continue to the next one if it doesn't. To check the total disk space left on your Windows 11 device, select File Explorer from the taskbar, and then select This PC on the left. The available space on your drive will appear under Devices and drives.
Microsoft Edge help & learning
If you're a small business owner. Find the information you need to build, run, and grow your small business with Microsoft 365. Visit Small business help and learning. Get help and support for Microsoft Edge. Find Microsoft Edge support content, how-to articles, tutorials, and more.
Welcome to the MSN home page - Microsoft Support
Welcome to the MSN home page. The new MSN website brings you the best in online information and is uniquely yours across the different devices you might use throughout your day. You can stay connected to the best of our services in order to complete your daily tasks and you can customize and organize your home page to suit your interests.
Welcome to Copilot in Windows - Microsoft Support
Get started with Copilot in Windows To get started, press + C, or use the Copilot in Windows icon located on the right end of the taskbar.If you want to show or hide the icon from your taskbar, right-click on the taskbar then select Show Copilot (preview) button to clear the checkmark from the option.. Copilot in Windows isn’t currently supported when your taskbar is located vertically on ...
在 Windows 10 中如何打开注册表编辑器 - Microsoft 支持
下面是在 Windows 10 中打开注册表编辑器的两种方法:. 在任务栏上的搜索框中,键入 regedit ,然后选择"注册表编辑器 (桌面应用) 结果。. 右键单击" 开始", 然后选择" 运行"。. 在 "打开:"框中键入 regedit, 然后选择"确定 "。. 订阅 RSS 源. 在任务栏上的搜索框中 ...
Fix USB-C problems in Windows - Microsoft Support
Connect the USB-C audio adapter: Plug the USB-C audio adapter into a USB-C port on your Windows computer. Wait for Automatic Installation (if applicable): Windows might automatically install the necessary drivers for the USB-C audio adapter. Wait for a few moments to see if Windows recognizes and installs the device automatically. Select Start ...
Microsoft 365 Customer Service and Support - Microsoft Support
Chat or receive a call back from a technical support expert: If you have a Microsoft 365 Basic, Microsoft 365 Personal, or Microsoft 365 Family subscription, get questions answered from anywhere via chat or request to receive a call back from one of our technical support experts. See the table below for the type of support you can get depending ...
适用于: Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 家庭版