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Sign in to SharePoint - Microsoft Support
Training: Get started with SharePoint in Microsoft 365. At office.com, sign in to SharePoint, then select the SharePoint tile.
适用于: Microsoft 365 中的 SharePoint
Find your Office product key - Microsoft Support
Learn how to locate your Microsoft Office product key, which allows you to activate and use your Office products without requiring a Microsoft account.
Open Device Manager - Microsoft Support
Open Device Manager. In the search box on the taskbar, type device manager, then select Device Manager from the menu.
Install Office 2007 - Microsoft Support
Install Office 2007. Insert your Office 2007 CD into the drive. If the setup wizard doesn’t start automatically, navigate to the CD drive and click SETUP.EXE. When prompted, enter the product key. You can find the product key on the sticker on the CD case or other packaging. If you need help, see Find your Product Key for Office 2007.
适用于: Office 2007
Install Office 2010 - Microsoft Support
64-bit install. Insert the Office 2010 disc into the drive. Click the file folder icon on the taskbar or press ⊞ Win + E keys on your keyboard, and then right-click the disc drive icon and select Open. Open the x64 folder in the installation root, and then double-click setup.exe. When prompted, enter the product key.
Screen mirroring and projecting to your PC or wireless display
If you’re working on a Windows PC and want the apps and content from another device to show on your PC screen, you’ll want to consider mirroring that device‘s screen or projecting it to your PC. Note that you’ll need a device that supports Miracast. Here’s how to mirror another screen or project to your PC.
Cómo iniciar o cerrar sesión en Outlook.com
Si no puede iniciar sesión en su cuenta de correo electrónico de Outlook.com, Hotmail, Live o MSN, o no sabe con seguridad cómo iniciar o cerrar sesión, aquí tiene algunas soluciones.
适用于: Outlook.com
下载并安装或重新安装 Office 2019、Office 2016 或 Office 2013
若要以其他语言安装 Microsoft 365 或安装 64 位版本 ,请使用下拉列表查找更多选项。. 选择所需语言和位版本,然后选择“ 安装 ”。. 现在你已准备好安装 Microsoft 365。. 请在下方选择与你要尝试安装的版本对应的选项卡。. Office 2019 或 2016 for PC Office 2016 for Mac ...
适用于: Office 2019, Office 2016, Office 2016 for Mac, Office 2013
How to use the PC Health Check app - Microsoft Support
PC Health Check app brings you up to date info on your Windows device health, helping you take action to improve your device performance and troubleshoot performance problems. It is periodically updated based on customer feedback to help you make the most of your Windows PC.
Fix sound or audio problems in Windows - Microsoft Support
If you’re having sound or audio problems, the following suggestions might help. The tips 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.