Activate Windows - Microsoft Support
To check activation status in Windows 11, select the Start button, and then select Settings > System and then select Activation .. Your activation status will be listed next to Activation.. Check activation status in Settings. You'll see one of these activation status messages on the Activation page:
Keyboard shortcuts in Microsoft Edge - Microsoft Support
Press this key. To do this. Command + Shift + B. Show or hide the favorites bar. Command + Shift + C . Open Developer tools. Command + D. Save your current tab as a favorite. Command + Shift + D. Save all open tabs as favorites in a new folder
在幻灯片放映中自动播放视频 - Microsoft 支持
另一个选项:按单击顺序播放. 从 PowerPoint 2016 开始,还有一个视频播放选项可用: 按单击顺序播放。设置该选项后,单击幻灯片上的任意位置转到下一步 (或按空格键、向右键或其他前进到下一步) 时,视频将播放。
Applies To: PowerPoint for Microsoft 365, PowerPoint 2021, PowerPoint 2019, PowerPoint 2016
显示或隐藏公式 - Microsoft 支持
选择“ 审阅 ”选项卡,然后选择“取消保护工作表”。如果“取消保护工作表”按钮不可用,请先关闭 “共享工作簿”功能 。. 如果不希望在将来保护工作表时隐藏公式,请右键单击单元格,然后选择“设置单元格格式”。在“ 保护 ”选项卡上,清除“ 隐藏 ”复选框。
Applies To: Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016
Free up drive space in Windows - Microsoft Support
Note: If it’s been fewer than 10 days since you upgraded to Windows 10, your previous version of Windows will be listed as a system file you can delete.If you need to free up drive space, you can delete it, but keep in mind that you'll be deleting your Windows.old folder, which contains files that give you the option to go back to your previous version of Windows.
Add a list box or combo box to a worksheet in Excel
To set this property. Do this. Fill color. Click BackColor > the down arrow > Pallet, and then pick a color.. Font type, style or size. Click Font > the... button and pick font type, size, or style.. Font color. Click ForeColor > the down arrow > Pallet, and then pick a color.. Link a cell to display selected list value. Click LinkedCell. Link Combo Box to a list
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
Add or remove items from a drop-down list - Microsoft Support
After you update a drop-down list, make sure it works the way you want. For example, check to see how to Change the column width and row height to show your updated entries. If the list of entries for your drop-down list is on another worksheet and you want to prevent users from seeing it or making changes, consider hiding and protecting that worksheet.
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
How to sign in to or out of Outlook.com - Microsoft Support
Which browsers work with Office for the web and Office Add-ins. How to sign in to Outlook on the web. Fix account settings being out-of-date in Mail or Calendar. Still need help? To get support in Outlook.com, click here or select Help on the menu bar and enter your query.
Applies To: Outlook.com
Collaborate on Excel workbooks at the same time with co-authoring ...
If you selected the Share button, people will receive an email message inviting them to open the file. They can select the link to open the workbook. A web browser will open, and the workbook will open in Excel for the web. If they want to use the Excel desktop app to co-author, they can select Edit in Desktop App.However, they'll need a version of the Excel app that supports co-authoring.
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2016, Excel for iPad, Excel for iPhone, Excel for Android tablets, Excel for Android phones, Excel for Windows Phone 10, Excel Mobile
Phone Link help & learning
Introducing Microsoft Phone Link Our evolution of the former Your Phone app brings a new name to the user experience. With the new Phone Link on your Windows PC and the new Link to Windows app on your Android device, accessing your mobile apps and content has never been easier!