将存为文本的数字转换成数字 - Microsoft 支持
当单元格中的数字实际上存储为文本时,可能会发生计算或排序问题。 阅读本文可了解如何解决此问题。 选择 列 选择出现此问题的列。 如果不想转换整列,可改为选择一个或多个单元格。
适用于: Microsoft 365 专属 Excel, Microsoft 365 Mac 版专属 Excel, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel Web App
How to contact MSN Customer Support - Microsoft Support
Summary. MSN is the Microsoft information and entertainment network. MSN offers Internet subscriptions and services. This article describes how to contact MSN Customer Support.
Restore account credentials from Microsoft Authenticator
Important: Do not sign in before restoring account credentials. If you have signed in, sign out before proceeding with account recovery. You can only back and restore on the same device type: i.e. accounts backed up using an iOS device cannot be restored on an Android device.
Microsoft サポート
Microsoft サポートは、Microsoft 製品を支援するためにここにあります。 Microsoft Copilot、Microsoft 365、Windows、Surface などのハウツー記事、ビデオ、トレーニングを検索します。
Change default programs in Windows - Microsoft Support
To change the default app, you can do either of the following: Set a default for a file type or link type In the search bar, enter the file type or link type you want, then select it from the list of results.
Contact - Microsoft Support
Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2
Zip and unzip files - Microsoft Support
To zip (compress) files. In the search box on the taskbar, type file explorer, and then select it from the list of results.Right-click the file you want to zip, and then select Send to > Compressed (zipped) folder.. To decompress files. Open File Explorer and find the compressed folder.
Manage your subscription - Microsoft Support
Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.
适用于: Outlook.com
Forgotten your Microsoft account username - Microsoft Support
Look up a forgotten username using other information. Look up your username using your security contact phone number or email address. Search
How to use two-step verification with your Microsoft account
What happens when you turn on two-step verification? If you turn on two-step verification, you’ll get a security code to your email, phone, or authenticator app every time you sign in on a device that isn't trusted.When two-step verification is turned off, you will only have to verify your identity with security codes periodically, when there might be a risk to your account security.