使用系统文件检查器工具修复丢失或损坏的系统文件 - Microsoft 支持
从屏幕右边缘滑入,然后点击“搜索”。 如果你使用的是鼠标,请指向屏幕右下角,然后单击“搜索”。在 “搜索 ”框中键入“命令提示符”,右键单击“ 命令提示符”,然后单击“ 以管理员身份运行”。如果系统提示你输入管理员密码或进行确认,则键入密码或单击“允许”。
Edit a PDF - Microsoft Support
To edit a PDF, open it in Word. This works best with PDFs that are mostly text. PDFs of book chapters or something that looks like a manuscript from a copier won't be formatted well in Word.
Applies To:
Word for Microsoft 365, Word 2024, Word 2021, Word 2019, Word 2016
Phishing and suspicious behavior in Outlook - Microsoft Support
A phishing email is an email that appears legitimate but is actually an attempt to get your personal information or steal your money. Some deceptive emails appear to be from a safe sender but, in fact, have a "spoofed" source address to fool you.
Applies To:
Outlook 2024, Outlook 2024 for Mac, Outlook 2021, Outlook 2021 for Mac, Outlook 2019, Outlook 2016, Outlook on the web, Outlook.com, New Outlook for Windows
Repair a corrupted workbook - Microsoft Support
Use a macro to extract data from a corrupted workbook If a chart is linked to the corrupted workbook, try using a macro to extract the source data of the chart.. Copy the following macro code and paste it in a module sheet: Sub GetChartValues() Dim NumberOfRows As Integer
Applies To:
Excel for Microsoft 365, Excel 2024, Excel 2021, Excel 2019, Excel 2016
Pivot columns (Power Query) - Microsoft Support
Select Advanced options, and then select an Aggregate Value Function.In the example, select Sum. The available options are: Don't aggregate, Count (all), Count (not blank), Minimum, Maximum, Median, Sum, and Average. Tip If you don’t want to count a cell without a value, select Count (not blank).For example, if there ten cells in a column, and two are blank, the count is eight.
Applies To:
Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel 2024, Excel 2021, Excel 2019, Excel 2016, Excel 2013
Fix problems detaching or attaching your Surface Book keyboard ...
Both batteries in the Surface Book must be charged above 10 percent to detach the keyboard. If either of the batteries has less than a 10 percent charge, the green light on the Detach key won’t come on when you press it and you won’t be able to detach the keyboard.
Get the Xbox Insider Hub app
Info: Basic information about the preview, including eligibility requirements.; Announcements: The latest news about the preview, including release notes, scheduled play times, and contests.; Activities: Quests: Scenarios that you can step through and provide feedback about the experience.Complete quests to earn XP. Surveys: A quick way for you to send feedback to developers about a preview ...
Returning items you bought from Microsoft for exchange or refund
Digital goods like apps, games, add-on content, subscriptions, movies, TV shows, and books aren't returnable unless the offer for applicable law states that you're eligible for a refund.
Applies To:
Microsoft account dashboard
Create a password reset disk for a local account in Windows
Note: you don't have to create a new disk when you change your password.
Get started with Microsoft Loop - Microsoft Support
Microsoft Loop is a transformative co-creation experience that brings together teams, content and tasks across your tools and devices. Loop combines a powerful and flexible canvas with portable components that move freely and stay in sync across applications — enabling teams to think, plan, and create together.