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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
Avoid and report Microsoft technical support scams
Report a scam. If you feel like you’ve been the target of a technical support scam, you can help Microsoft stop cybercriminals by reporting it. Learn more about avoiding technical support scams.
How to get support for Outlook.com - Microsoft Support
To protect your account, the Outlook.com team won't be able to help if you're having problems signing in. Use the Microsoft account sign-in helper to get back into your account. Get help signing in.
Applies To: Outlook.com
透過 Microsoft Rewards 獲得點數 | Xbox Support
將 Microsoft Rewards 應用程式下載到您的 Xbox 主機,即可在遊戲或購物的同時,追蹤並賺取點:. 請按 [Xbox] 按鈕 以開啟快顯功能表,然後前往 [Microsoft Store]。. 選取 [搜尋],然後在搜尋方塊中輸入 Microsoft Rewards。. 從結果中選擇 Microsoft Rewards 應用程式,然後將它 ...
使用 Microsoft Rewards 赢得积分 | Xbox Support
通过将 Microsoft Rewards 应用下载到 Xbox 主机,在玩游戏或购物时关注积分并赢得积分:. 按“Xbox”按钮 打开指南,然后转到“Microsoft Store”。. 选择“搜索”,然后在搜索框中输入“Microsoft Rewards”。. 从结果中选择 Microsoft Rewards 应用,然后将其下载到主机。. 还 ...
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 ...
Contact Us - Microsoft Support
Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.
如何更改 Xbox 玩家代号 | Xbox Support
更改你的玩家代号. 在 Xbox 360 主机上,转到“社交”,然后选择“登录或注销”。. 选择要登录的档案。. 向右滚动到“设置”,然后选择“档案”。. 选择“编辑档案”>“玩家代号”>“输入新的玩家代号”。. 在提供的空处输入新的玩家代号(最多 15 个字符 ...
KB5015684: Featured update to Windows 10, version 22H2 by using an ...
The enablement package is a great option for installing a scoped feature update like Windows 10, version 22H2 as it enables an update from version 2004, 20H2, 21H1, or 21H2 to version 22H2 with a single restart, reducing update downtime. This enables devices to take advantage of new features now.
使用 VLOOKUP、INDEX 或 MATCH 查找值 - Microsoft 支持
其实用查找函数很容易做到。. VLOOKUP 和 HLOOKUP 函数,以及 INDEX 和 MATCH 是 Excel 中一些最有用的函数。. 注意: Excel 中不再提供“查找向导”功能。. 下面是如何使用 VLOOKUP 的示例。. =VLOOKUP (B2,C2:E7,3,TRUE) 在此示例中,B2 是第一个 参数 ,即函数运行所需的数据元素 ...
Applies To: Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016