Fix problems with apps from Microsoft Store
Select Start > Settings > Windows Update > Check for updates. If there is an available update, select Install now. Check for updates. Make sure that your app works with Windows 11. For more info, see Your app doesn't work with Windows. Update Microsoft Store. Select Start, then from the apps list, select Microsoft Store.
Avoid and report Microsoft technical support scams
Avoid and report Microsoft technical support scams. Microsoft will never proactively reach out to you to provide unsolicited PC or technical support. If you receive a phone call claiming to be from Microsoft, or see a pop-up window on your PC with a fake warning message and a phone number to call and get your “issue” fixed, it’s better to ...
Změna jasu obrazovky v Windows - Podpora Microsoftu
Některé počítače můžou nechat systém Windows automaticky upravovat jas obrazovky podle aktuálních světelných podmínek. Pokud chcete zjistit, jestli to váš počítač podporuje, vyberte Nastavení > System > Display. Vyberte Jas, vyhledejte políčko Automaticky měnit jas při změnách osvětlení a pak ho vyberte, aby se tato ...
Office Help & Training
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Touch gestures for Windows - Microsoft Support
Tap touchpad. Scroll. Place two fingers on the touchpad and slide horizontally or vertically. Zoom in or out. Place two fingers on the touchpad and pinch in or stretch out. Show more commands (like right-clicking) Tap the touchpad with two fingers or press down in the lower-right corner. Show all open windows.
Scarica l'aggiornamento Windows più recente. - Supporto tecnico Microsoft
I dispositivi Windows possono ottenere nuove funzionalità in momenti diversi quando Microsoft fornisce aggiornamenti, correzioni, miglioramenti e miglioramenti non relativi alla sicurezza tramite diverse tecnologie di manutenzione, inclusa l'implementazione delle funzionalità controllate.. Windows ti informerà se devi riavviare il dispositivo per completare un aggiornamento e potrai ...
Office Help & Training
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从“文件”菜单打开文件 - Microsoft 支持
在 Mac 上，选择“ 文件 ”菜单，然后选择 “打开 (或只需按 Command + O) 即可转到”文件打开“对话框。 若要从 Microsoft 365 组或 SharePoint Online 文档库访问文件，请单击“ 网站 - 你的公司” 链接。 系统会列出你经常访问的组和网站供选择。 选择一个组或网站，浏览到想打开的文件。
适用于:
Microsoft 365 专属 Excel, Microsoft 365 专属 Word, Microsoft 365 专属 PowerPoint, Microsoft 365 专属 Access, Project Online 桌面客户端, Microsoft 365 专属 Publisher, Visio 计划 2, Microsoft 365 Mac 版专属 Excel, Microsoft 365 Mac 版专属 Word, Microsoft 365 Mac 版专属 PowerPoint, Excel 2021, Word 2021, PowerPoint 2021, Access 2021, Project 专业版 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Excel 2021 for Mac, Word 2021 for Mac, PowerPoint 2021 for Mac, Excel 2019, Word 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Excel 2019 for Mac, Word 2019 for Mac, PowerPoint 2019 for Mac, Excel 2016, Word 2016, PowerPoint 2016, Access 2016, Project 专业版 2016, Project Standard 2016, Publisher 2016, Visio 专业版 2016, Visio 标准版 2016
在 Windows 中通过蓝牙发送文件 - Microsoft 支持
在“设备”设置中，选择“ 通过蓝牙发送或接收文件 ”。. 在“蓝牙文件传输”中，选择“ 发送文件 ”>“选择要共享的设备”>“ 下一步 ”。. 选择“ 浏览 ”>“要共享的文件”>“ 打开 ”>“ 下一步 ”（发送设备）>“ 完成 ”。. 在接收设备上，让你的好友 ...
计算两个日期之间的差值 - Microsoft 支持
若要计算两个日期之间的差值，请使用 DATEDIF 函数。. 首先将开始日期放入一个单元格，并将结束日期置于另一个单元格。. 然后键入一个如下所示的公式。. 警告: 如果 Start_date 大于 End_date ，结果将会是 #NUM!
适用于:
Microsoft 365 专属 Excel, Excel 2021, Excel 2019, Excel 2016