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在电脑或 Mac 上下载并安装或重新安装 Microsoft 365 或 ...
准备好安装了吗? 在开始之前,请确保电脑或 Mac 满足 系统要求。 如果你已兑换产品密钥,只需重新安装应用,或者知道你已通过工作或学校分配了许可证,则可以跳到登录部分 ,下载并安装 Microsoft 365 或 Office。但是,如果是 首次 安装 Microsoft 365 或 Office,可能需要先执行一些步骤。
适用于: Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 家庭版, Office 商业版, Office 365 小型企业版, Microsoft 365 管理员, 由世纪互联运营的 Office 365, 由世纪互联运营的 Office 365 - 管理员版, Microsoft 365 Mac 版, Office 365 Germany – 企业版, Office 365 Germany - 企业管理员版, Office.com
Redeem a gift card or code to your Microsoft account
How to redeem a gift card, Xbox download code or token. Both Microsoft and Xbox gift cards and download codes and tokens work the same way: once redeemed to your Microsoft account, you can spend your balance at Microsoft Store online, on Windows or Xbox, and you can get downloads for the latest apps, games, movies, TV shows, and Surface, Xbox, and accessories.
适用于: Microsoft 帐户仪表板
Update Windows - Microsoft Support
Update Windows. In Windows 11, you decide when and how to get the latest updates to keep your device running smoothly and securely. To manage your options and see available updates, select Check for Windows updates. Or select Start > Settings > Windows Update . Here's some other info you might be looking for:
Windows 10 2021 Windows 11 (2021 年 10 月) 客户端映像 ...
Windows 10和Windows 11 (原始) 旨在满足当今组织的复杂且不断发展的需求,提供:. 针对现代安全威胁的高级防护. 灵活的部署、更新和支持选项. 全面的设备和应用管理和控制. 通过帮助简化更新、Windows 10和Windows 11 (原始) ,还可以快速向最终用户提供最新创新 ...
Fix Bluetooth problems in Windows - Microsoft Support
Here’s how: Check in quick settings: Select the Network, Sound, or Battery icons ( ) on the right side of the taskbar, look for the Bluetooth quick setting, then select Bluetooth to turn it on. You’ll see “Not connected” if your Windows 11 device isn’t connected to any Bluetooth accessories. Check in Settings: Select Start > Settings ...
Create installation media for Windows - Microsoft Support
To create installation media, go to the software download website, where you'll find step-by-step instructions. On that website, you can select a version of Windows and create your own installation media using either a USB flash drive or a DVD. To go directly to one of the versions, select one of these links: Windows 10 (Then select Download now.)
How to use the PC Health Check app - Microsoft Support
How to open PC Health Check. In Windows, use Search on the taskbar to search for “PC Health Check,” then select it from the list of results. If a PC Health Check update is available, you can quickly install it for the latest version. If you don't have PC Health Check installed, you can install it by going to https://aka.ms ...
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 ...
自动卸载 Office - Microsoft 支持
下载 自动化工具。. 选择“ 保存文件 ”,然后单击“ 确定 ”。. 在 FireFox 浏览器窗口的右上方,选择下载箭头,然后选择 SetupProd_OffScrub.exe 。. 选择要卸载的版本,然后选择“ 下一步 ”。. 继续浏览其余屏幕,并在出现提示时重新启动计算机。. 重启计算机后 ...
Fix sound or audio problems in Windows - Microsoft Support
If the Get Help app is unable to resolve your sound or audio issue, try the possible solutions listed: 1. Check your speaker output. 2. Run the audio troubleshooter. 3. Verify that all Windows Updates are installed. 4. Check your cables, plugs, jacks, volume, speaker, and headphone connections.