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Find your Windows product key - Microsoft Support
Locate your product key for Windows 10 or Windows 11. Depending on how you got your copy of Windows 10 or Windows 11, you'll need either a 25-character product key or a digital license to activate it.
Applies To: Microsoft account dashboard
Windows Update Troubleshooter - Microsoft Support
Select Start > Settings > Windows Update > Check for updates and then install any available updates. If the problems aren't all resolved, try running the troubleshooter again to check for additional errors, or see Fix Windows Update errors and follow the troubleshooting steps.
Multiply and divide numbers in Excel - Microsoft Support
Calculation operators and order of operations. Create a simple formula to multiply and divide in an Excel spreadsheet. You can multiply two or more numbers in one cell or multiply and divide numbers using cell references. All formulas in Excel begin with an equal sign (=).
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
All about the Xbox Accessories app | Xbox Support
Xbox Elite Series 2 and Xbox Adaptive controllers. The Xbox Accessories app has even more configurations you can set for the Xbox Elite Series 2 Wireless Controller and the Xbox Adaptive Controller, such as: Remapping bumpers and paddles. Configuring the level of vibration. Adjusting stick sensitivity curves.
通过 Xbox Game Pass 获取 EA Play 订阅会员资格
如果你是 Xbox Game Pass Ultimate 会员,你将自动在主机上获得 EA Play 订阅会员资格,并可通过主机上的 Xbox Game Pass 体验浏览和下载 EA Play 游戏。. 如果你是 Xbox Game Pass Ultimate 或 PC Game Pass 会员,则需要关联你的 EA 和 Xbox 帐户,然后确保你的电脑上安装了 EA Desktop ...
Recovery options in Windows - Microsoft Support
Restore from a system restore point. Learn about the recovery options in Windows. Find out how to reset your PC, go back to a previous version of Windows, or use media to reinstall Windows.
如何兑换礼品卡和代码 | Xbox Support
兑换礼品卡和充值码以进行 Xbox 购买和延长 Xbox 订阅。. 代码的长度为 25 个字符,包括数字和字母,并且采用横竖 5 个字符的 5x5 格式。. 代码可以是你从 Microsoft 或受信任的零售商处购买的数字卡或物理卡。. 请注意,如果帐户的未结余额或付款选项不再有效 ...
使用 SUM 函数对区域中的数字求和 - Microsoft 支持
使用 SUM 函数对区域中的数字求和. Microsoft 365 专属 Excel Excel 网页版 更多... 可以使用 简单的公式对) 一组单元格 (区域中的数字求和,但在处理多个数字时 ,SUM 函数 更易于使用。. 例如,=SUM (A2:A6) 出现键入错误的可能性小于 =A2+A3+A4+A5+A6。. 下面是使用两个单元 ...
Applies To: Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016
获取有关数字代码或礼品卡的帮助 | Xbox Support
兑换数字代码. 所有 Xbox 数字代码长度均为 25 个字符,包括数字和字母,并且采用五组字符(每组包含五个字符)格式 (xxxxx-xxxxx-xxxxx-xxxxx-xxxxx)。. 如果你尝试在 Windows 或 Xbox 设备上兑换代码,请确保已正确输入所有 25 位数字。. 若要了解有关 Xbox 礼品卡和代码的 ...
查找 Windows 产品密钥 - Microsoft 支持
找到用于Windows 10或Windows 11的产品密钥. 根据获取Windows 10或Windows 11副本的方式,需要 25 个字符的产品密钥或数字许可证才能激活它。. Windows 10版本 1511) 中称为数字权利的数字许可证 (是Windows 10和Windows 11中无需输入产品密钥的激活方法。. 如果二者都不具备,则 ...
Applies To: Microsoft account dashboard