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升级到 Windows 10:常见问题解答 - Microsoft 支持
注意: 如果想要查找有关特定错误代码的信息或遇到了产品密钥问题,请参阅获取有关 Windows 激活错误的帮助。 在这里,通过按 CTRL+F 并在搜索框中键入或粘贴错误代码或“产品密钥”,可找到有关你的代码的特定信息及解决方案。
Share and access a view-only calendar in Outlook
Notes: If your email account uses Exchange, you will see Publish This Calendar, instead of the option to publish to a WebDAV server.This lets you publish your calendar directly to an Exchange Server. In the window that opens, select the publishing options you want, and click Start Publishing.. If you're using Microsoft 365, you can still publish your calendar to a WebDAV server, but you must ...
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Microsoft 365 admin, Outlook on the web, New Outlook for Windows
Troubleshoot Windows Media Player Errors - Microsoft Support
Repair or reset Windows Media Player: If Windows Media Player is not working properly, you can try to repair or reset it to its default settings.To do this, Select Start > Settings > Apps > Installed Apps.. Scroll down and click the three horizontal dots next to Windows Media Player and choose Advanced options, and click the Repair or Reset button. Note that resetting Windows Media Player will ...
使用 SUM 函数对区域中的数字求和 - Microsoft 支持
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格区域的公式: =sum (a2:a4,c2:c3) 对区域 a2:a4 和 c2:c3 中的数字求和。 可按 enter 获取总计 39787。
Applies To: Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016
Fixes or workarounds for recent issues on Outlook.com
This article is for Outlook.com. If you're using Outlook for Windows, see Fixes or workarounds for recent issues in Outlook for Windows.. If you're having problems accessing Outlook.com, you can see the status of Microsoft Office Online Services at the Service Health portal.. If you're having problems sending or receiving email, read how to Fix Outlook.com email sync issues.
Applies To: Outlook.com
Learn about Microsoft Rewards - Microsoft Support
To start enjoying Microsoft Rewards, you just need a Microsoft account.It connects you to all things Microsoft with one simple logon. Sign up now by going to Microsoft Rewards.Select Sign up for free and follow the steps to create a Microsoft account.. If you already have a Microsoft account, great!
Applies To: Microsoft account dashboard
在 Excel 公式中使用函数和嵌套函数 - Microsoft 支持
输入 Excel 函数. 如果创建带函数的公式,则使用“插入函数”对话框将有助于您输入工作表函数。从“ 插入 函数”对话框中选择函数后,Excel 将启动一个函数向导,该向导显示函数的名称、其每个参数、函数和每个参数的说明、函数的当前结果以及整个公式的当前结果。
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
插入页眉或页脚 - Microsoft 支持
从标准页眉或页脚列表中进行选择,转到“页眉”或“页脚”选项的列表,然后选择所需的页眉或页脚。 或者通过选择“编辑页眉”或“编辑页脚”来创建自己的页眉或页脚。
Applies To: Word for Microsoft 365, Word for Microsoft 365 for Mac, Word for the web, Word 2021, Word 2021 for Mac, Word 2019, Word 2019 for Mac, Word 2016
Change your Microsoft account picture - Microsoft Support
Notes: You can use most static image files on PC, macOS, iOS and Android, but HEIC and animated GIFs are not supported, sorry. To see entire portrait or landscape photos, use a photo editing app to add borders to make the image square.
Applies To: Microsoft account dashboard
从本地帐户更改为Microsoft帐户 - Microsoft 支持
最初设置 Windows 设备时,可能已选择使用本地帐户而不是Microsoft帐户。 本地帐户与Microsoft帐户之间的主要区别在于,本地帐户特定于一台设备,而Microsoft帐户可以跨多个设备和Microsoft服务使用。