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Change your Office product key - Microsoft Support
To fix this, you can change the product key for the other PCs where you installed Office. Note: After you change your product key, we recommend that you create a list to manage the product keys that you've installed. To learn how, see Manage multiple one-time-purchase Office installs that use the same Microsoft account. Newer versions Office ...
适用于: OneNote for Microsoft 365, Visio 计划 2, Microsoft 365 Mac 版专属 OneNote, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project 专业版 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2021 for Mac, OneNote 2021 for Mac, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2019 for Mac, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project 专业版 2016, Project Standard 2016, Publisher 2016, Visio 专业版 2016, Visio 标准版 2016, Office 2016
Help in File Explorer - Microsoft Support
To open File Explorer, select Windows logo key + E or go to Start and type File Explorer in the search box. Select File Explorer in the results.. Top topics. Here are answers to a few common questions about File Explorer: How can I open File Explorer and find the Windows 11 features?
Use a fix-it tool with Windows 10 - Microsoft Support
Instead of fix-it tools, Windows 10 uses troubleshooters to help you solve problems with your PC. To run a troubleshooter: Select Start > Settings > Update & Security > Troubleshoot > Additional troubleshooters, or select the Find troubleshooters shortcut at the end of this topic, and then select Additional troubleshooters.
Download Internet Explorer 11 (Offline installer) - Microsoft Support
In order to download a LIP for Internet Explorer, you need to have a matching Windows LIP. For more information, see Download languages for Windows . Internet Explorer 11 is currently available in the following LIP languages. To download the offline installer for Internet Explorer 11, choose your language and system below.
SUMIF function - Microsoft Support
sum_range Optional.The actual cells to add, if you want to add cells other than those specified in the range argument. If the sum_range argument is omitted, Excel adds the cells that are specified in the range argument (the same cells to which the criteria is applied).. Sum_range should be the same size and shape as range.If it isn't, performance may suffer, and the formula will sum a range of ...
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
So verwenden Sie die App „PC-Integritätsprüfung“
Wenn Sie derzeit Windows 10 verwenden, bietet PC Health Check eine umfassende Eignungsprüfung für Ihr Gerät, um sicherzustellen, dass es die Mindestsystemanforderungen von Windows 11 erfüllt. Sie erhalten Informationen dazu, warum Ihr Gerät geeignet oder nicht geeignet ist, sowie Informationen dazu, was Sie tun können, wenn Ihr Gerät die Anforderungen nicht erfüllt.
减小 PowerPoint 演示文稿的文件大小 - Microsoft 支持
放弃它意味着无法还原所做的更改,但会减小文件大小。. 降低图像的默认分辨率也会减少整体文件大小。. 单击“ 文件 ”>“ 选项 ”>“ 高级 ”。. 在 “图像大小和质量” 下,执行以下操作:. 选择 “放弃编辑数据 ”。. 此选项将删除用于在编辑后将图像还原 ...
适用于: Microsoft 365 专属 PowerPoint, PowerPoint 2021, PowerPoint 2019, PowerPoint 2016
PC에서 TPM 2.0 사용 - Microsoft 지원
옵션 1: Windows 보안 앱 사용. 설정 > 업데이트 & 보안 > Windows 보안 >디바이스 보안 실행. 이 화면에 보안 프로세서 섹션이 표시되지 않으면 PC에 사용하지 않도록 설정된 TPM이 있을 수 있습니다. 자세한 내용은 TPM을 사용하도록 설정 하거나 PC 제조업체의 지원 ...
How to change your user account name - Microsoft Support
To change which user is signed in, select the Start button on the taskbar. Then select the account name icon or picture to see a list of users you can switch to. Select another user to switch. To edit the account name shown, select the account type: Microsoft personal account Microsoft work or school account Local account.
Insert a check mark symbol - Microsoft Support
You can easily insert a check mark (also known as a "tick mark") in Word, Outlook, Excel, or PowerPoint. These marks are static symbols. If you're looking for an interactive check box that you can click to check or uncheck, see: Add a check box or option button (Excel) or Make a checklist in Word. In your file, place the cursor where you want to insert the symbol.
适用于: Microsoft 365 专属 Excel, Microsoft 365 专属 Word, Microsoft 365 专属 Outlook, Microsoft 365 专属 PowerPoint, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016