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Download and install or reinstall Office 2019, Office 2016, or Office ...
Note: The steps to install the 2019, 2016, or 2013 versions of Office Professional Plus, Office Standard, or a stand-alone app such as Word or Project might be different if you got Microsoft 365 through one of the following: Microsoft Workplace Discount Program (formerly known as Home Use Program): If you bought Microsoft 365 for personal use through your company, see Install Office through ...
适用于: Office 2019, Office 2016, Office 2016 for Mac, Office 2013
Back up your Windows PC - Microsoft Support
First, launch Windows Backup: select Start , type windows backup, and select Windows Backup from the results. (Or you can select Start > All apps > Windows Backup .) Then select Folders to drop it down, and select which of your user folders you want to back up to OneDrive: You can back up your Desktop, Documents, Pictures, Videos, and Music ...
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 ...
Uninstall or remove apps and programs in Windows
Select Start > All apps and search for the app in the list shown. Press and hold (or right-click) on the app, then select Uninstall. Uninstall in Settings. Select Start > Settings > Apps > Apps & features . Find the app you want to remove, select More > Uninstall. Note: Some apps can't be uninstalled from the Settings app right now.
Internet Explorer mode in Microsoft Edge - Microsoft Support
Some sites are built to work with Internet Explorer and have functionality that isn't supported by modern browsers such as Microsoft Edge. If you need to view one of these sites, you can use Internet Explorer Mode in Microsoft Edge.
Learn about Windows Hello and set it up - Microsoft Support
Select the button above to get directly to Settings, or follow these steps to set up Windows Hello. Select Start > Settings > Accounts > Sign-in options. Select Facial recognition (Windows Hello) to set up facial recognition sign-in with your PC's infrared camera or an external infrared camera. Select Fingerprint recognition (Windows Hello) to ...
Windows sign-in options and account protection - Microsoft Support
To turn on Windows Hello. Go to Start > Settings > Accounts > Sign-in options. Select the Windows Hello method that you want to set up, Select Set up. If you don't see Windows Hello in Sign-in options, then it may not be available for your device. Windows Hello does require a compatible camera or fingerprint reader.
Update drivers manually in Windows - Microsoft Support
In the search box on the taskbar, enter device manager, then select Device Manager. Select a category to see names of devices, then right-click (or press and hold) the one you’d like to update. Select Search automatically for updated driver software. Select Update Driver. If Windows doesn't find a new driver, you can try looking for one on ...
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 ...
打开或关闭 Windows 安全中心 - Microsoft 支持
打开或关闭 Windows 安全中心. Security Windows 10. 当在新设备中首次启动 Windows 10 时,设备上已安装的防病毒保护程序即是你的默认安全应用。. 但是,Windows 安全中心已预安装并可随时使用。. 如果你想要使用 Windows 安全中心,可卸载其他所有防病毒程序,Windows 安全 ...