Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.
更改或重置 PIN - Microsoft 支持
如果你忘记了 PIN 并需要重置它,可以从 Windows 登录屏幕进行重置。 查看 PIN 文本框下方: 如果看到 我忘记了 PIN ,请选择它,然后按照说明重置 PIN。 如果设备上有多个帐户,请选择需要重置的帐户。
Product activation for Windows – online & support telephone numbers
To activate Windows 11 using an internet connection: As Windows 11 will automatically activate if you are connected to the internet, you can confirm your activation status by selecting Start > Settings > System > Activation and looking under Windows.. If online activation fails, first try the activation troubleshooting in Activate Windows.. To activate Windows 11 by phone:
Common problems with two-step verification for a work or school account ...
Ensure these modes create an alert that is visible on your device. Make sure you have a device signal and Internet connection. Make sure your phone calls and text messages are getting through to your mobile device.
Sign in and create multiple profiles in Microsoft Edge
With Edge Chromium, you can add multiple profiles. Profiles allow multiple users to operate in a shared environment while maintaining access to their personalized browser settings, bookmarks, and extensions.
Can't send or receive email in Outlook.com - Microsoft Support
To get support in Outlook.com, click here or select Help on the menu bar and enter your query. If the self-help doesn't solve your problem, scroll down to Still need help? and select Yes.. To contact us in Outlook.com, you'll need to sign in.
Applies To: Outlook.com
Complete guide to Narrator - Microsoft Support
Text recognition in images is enhanced, including handwriting recognition, and overall image descriptions are better. To experience the improved experience, navigate to any image and, while the image is in focus, execute the keyboard combination "Narrator key+CTRL+d “. . An active internet connection is necessary for this feature, and Narrator settings must have the option to obtain Image ...
Manage background activity for apps in Windows
On the settings page for that app, change the setting for Let this app run in the background.Here’s a summary of each option: Always.The app is always allowed to run in the background—receive info, send notifications, and stay up to date—even when you’re not actively using it.
Excel functions (alphabetical) - Microsoft Support
Function name. Type and description. ABS function. Math and trigonometry: Returns the absolute value of a number ACCRINT function. Financial: Returns the accrued interest for a security that pays periodic interest ACCRINTM function. Financial: Returns the accrued interest for a security that pays interest at maturity ACOS function. Math and trigonometry: Returns the arccosine of a number
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, Excel Web App
Turn new message alert pop-up on or off - Microsoft Support
A Desktop Alert is a notification that appears on your desktop when you receive a new email message, a meeting request, or a task request. By default, Desktop Alerts are turned on.
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, New Outlook for Windows
Export Word documents to PowerPoint presentations
When you use the Export command and select Export to PowerPoint presentation, Word creates a presentation based on all the summarized sections of the document.It also uses AI to add imagery, icons, videos, themes, and fonts for the design theme you choose for the presentation. How it works
Applies To: Word Web App