Download and install or reinstall Microsoft 365 or Office 2021 on a PC ...
From the Microsoft 365 home page select Install apps. Select Install (or depending on your version, Install apps> ). From the home page select Install apps (If you set a different start page, go to aka.ms/office-install .) For Microsoft 365 operated by 21 Vianet go to login.partner.microsoftonline.cn/account.
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
Request a refund for digital games | Xbox Support
If you pre-ordered a game and want to cancel, you can do so up to 10 days before the game launches at: Order history. After this time, you may be billed, and you’ll need to request a refund to cancel your order. For more info about digital game pre-orders, see: Pre-order Xbox digital games in the Microsoft Store.
How to download and install the latest printer drivers
Locate and download the latest driver for your printer model, then follow the installation instructions on the manufacturer’s website. Most drivers are self-installing. After you download one, double-click (or double-tap) the file to begin installing. Then follow these steps to remove and reinstall the printer.
Устранение неисправностей Bluetooth-подключений в Windows
Убедитесь, что устройство Bluetooth включено, заряжено или в него установлены новые батарейки и что оно находится в радиусе действия компьютера. Затем попробуйте следующее. Отключите ...
Adjust capture settings on Windows | Xbox Support
You can adjust the recorded audio quality by selecting a bitrate from the dropdown menu. You can adjust the system and mic audio levels while recording by moving the sliders. Set either of these sliders to 0 if you want to completely mute your mic or system audio.
Enable TPM 2.0 on your PC - Microsoft Support
If you are able to enable a TPM, complete the next step to verify that it is a TPM 2.0. If you see an option for Security processor details under Security processor, select that and verify that your Specification version is 2.0. If it is less than 2.0, your device does not meet the Windows 11 requirements.
SUMIFS function - Microsoft Support
The SUMIFS function, one of the math and trig functions, adds all of its arguments that meet multiple criteria. For example, you would use SUMIFS to sum the number of retailers in the country who (1) reside in a single zip code and (2) whose profits exceed a specific dollar value.
Applies To:
Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel Web App
通过 Xbox Game Pass 获取 zh-SG EA Play 订阅会员资格
如果你是 Xbox Game Pass Ultimate 或 PC Game Pass 会员，则需要关联你的 Xbox 和 EA 帐户，并确保已安装了 EA 应用（Beta 版本），才能在电脑上享受 EA Play 游戏。. 如果还没有执行以上两步操作，则 Windows 版 Xbox 应用将会指导你完成设置过程。. 如果你已在 Xbox 主机上玩过 ...
下载并安装或重新安装 Office 2019、Office 2016 或 Office 2013
下载并安装或重新安装 Office 2019、Office 2016 或 Office 2013. 如果这是你 第一次 安装 Microsoft 365，则可能需要先执行一些设置步骤。. 展开下面的 “了解详细信息”部分。. 但是如果是重新安装 Microsoft 365，且已兑换了产品密钥并拥有与 Microsoft 365 相关联的帐户，请转 ...
Applies To:
Office 2019, Office 2016, Office 2016 for Mac, Office 2013
如何安装最新版本的 DirectX - Microsoft 支持
如果安装并运行需要 DirectX 9 的应用程序或游戏，你可能会收到错误消息“无法启动此程序，因为计算机中丢失 d3dx9_35.dll。. 尝试重新安装该程序以解决此问题。. 运行此程序包时，不会对 DirectX、Direct3D 9、Direct3D 10.x、Direct3D 11.x、DirectInput、DirectSound、DirectPlay ...