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编辑 PDF - Microsoft 支持
查找 PDF,然后打开它 (可能必须选择 浏览 以在文件夹中查找 PDF)。. Word 提示将复制 PDF 并将其内容转换为 Word 可以显示的格式。. 完全不会更改原始 PDF。. 选择“ 确定 ”。. 编辑后,将其另存为 Word 文档或 PDF 格式。. 在 “保存 ”菜单中,选择“ 另存为 ”下拉 ...
适用于: Microsoft 365 专属 Word, Word 2021, Word 2019, Word 2016
Account help
Get help with signing in, locked or compromised accounts, linked accounts, closing, reopening, and updating your security info and account profile. Get Microsoft account help. Manage your personal account from a single dashboard, including payment information, purchases, subscriptions, and more. Go to your dashboard.
How to open Registry Editor in Windows 10 - Microsoft Support
For more information see How to back up and restore the registry in Windows. There are two ways to open Registry Editor in Windows 10: In the search box on the taskbar, type regedit, then select Registry Editor (Desktop app) from the results. Right-click Start , then select Run. Type regedit in the Open: box, and then select OK.
使用语音键入来说话,而不是在电脑上键入 - Microsoft 支持
使用语音键入来说话,而不是在电脑上键入. 通过语音键入,可以通过说话在电脑上输入文本。. 语音键入使用由 Azure 语音服务提供支持的联机语音识别。. 使用听写将语音转换为 WINDOWS 电脑上任意位置的文本。.
Sync files with OneDrive in Windows - Microsoft Support
See and manage your OneDrive files. You're all set. Your OneDrive files will appear in File Explorer in the OneDrive folder. If you use more than one account, your personal files appear under OneDrive – Personal and your work or school files appear under OneDrive - CompanyName.. You now have a new white or blue cloud icon (or both) in your notification area and your files are synced to your ...
适用于: OneDrive for Business, SharePoint Server 订阅版, SharePoint Server 2019, Microsoft 365 中的 SharePoint, Office 商业版, 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, OneDrive (工作或学校), OneDrive (家庭或个人), 由世纪互联运营的 OneDrive (工作或学校), Windows 版 OneDrive, SharePoint 管理中心, Microsoft 365 小型企业版中的 SharePoint, 由世纪互联运营的 SharePoint
ROUND 函数 - Microsoft 支持
ROUND 函数将数字四舍五入到指定的位数。. 例如,如果单元格 A1 包含 23.7825,而且您想要将此数值舍入到两个小数位数,可以使用以下公式:. =ROUND (A1, 2) 此函数的结果为 23.78。.
适用于: Microsoft 365 专属 Excel, Microsoft 365 Mac 版专属 Excel, Excel 网页版, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
Digital signatures and certificates - Microsoft Support
Signing certificate To create a digital signature, you need a signing certificate, which proves identity. When you send a digitally-signed macro or document, you also send your certificate and public key. Certificates are issued by a certification authority, and like a driver’s license, can be revoked. A certificate is usually valid for a ...
适用于: Microsoft 365 专属 Excel, Microsoft 365 专属 Word, Microsoft 365 专属 PowerPoint, Microsoft 365 专属 Access, Visio 计划 2, Excel 2021, Word 2021, PowerPoint 2021, Access 2021, Visio Professional 2021, Visio Standard 2021, Excel 2019, Word 2019, PowerPoint 2019, Access 2019, Visio Professional 2019, Visio Standard 2019, Excel 2016, Word 2016, PowerPoint 2016, Access 2016, Visio 专业版 2016, Visio 标准版 2016
Internet Explorer 下載 - Microsoft 支援服務
Microsoft Edge是 Microsoft 建議的瀏覽器. Internet Explorer 的支援已于 2022 年 6 月 15 日終止。. Internet Explorer 11 已透過特定版本的 Windows 10 上的 Microsoft Edge 更新永久停用。. 如果您瀏覽的任何網站需要 Internet Explorer 11,您可以在 Microsoft Edge 中使用 Internet Explorer 模式來 ...
Manage app permissions for your camera in Windows
To use your camera with apps on Windows 11, you'll need to turn on some permissions in Camera settings. Then, you'll need to check your app permissions if you want to use your camera with apps.
SUMIF 函数 - Microsoft 支持
sum_range 可选。要添加的实际单元格,如果要添加在范围参数指定以外的其他单元格。如果省略sum_range参数,Excel就会添加范围参数中指定的单元格(与应用标准的单元格相同)。 Sum_range 的大小和形状应该与范围相同。如果不这样做,性能可能会受到 ...
适用于: Microsoft 365 专属 Excel, Microsoft 365 Mac 版专属 Excel, Excel 网页版, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016