发送电子邮件时，我收到 550、553 或中继禁止的错误 - Microsoft 支持
垃圾邮件和开放中继. 未经请求的商业电子邮件有时称为垃圾邮件或垃圾邮件。 垃圾邮件数量继续增加的main原因是，发送垃圾邮件的人几乎不需要发送任何费用;事实上，发件人甚至不必通过 SMTP (发送垃圾邮件，) 他们自己的 ISP 的电子邮件服务器发送垃圾邮件。
Applies To:
Outlook for Microsoft 365, Outlook 2024, Outlook 2021, Outlook 2019, Outlook 2016, Outlook 2013
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.
Aanmelden bij Hotmail - Microsoft Ondersteuning
Notities: Je Hotmail- of Outlook.com-wachtwoord is hetzelfde als het wachtwoord van je Microsoft-account. Als je je kunt aanmelden, maar problemen ondervindt met Outlook.com, controleer je de servicestatus.Als de status niet groen is, wacht je totdat de service weer normaal werkt en probeer je het opnieuw.
Applies To:
Outlook.com
Manage website notifications in Microsoft Edge
Website notifications appear in the lower right corner of your screen and are also displayed in the notification center.When notifications are turned on for a website, they will still appear even if Microsoft Edge is closed.
Applies To:
Microsoft account dashboard
Get help with the clipboard - Microsoft Support
Using the clipboard. When you copy content on your PC, it’s automatically copied to your clipboard for you to paste. Not only can you paste multiple items from your clipboard history, but you can also pin the items you tend to use all the time and sync your clipboard history to the cloud.
Download and install or reinstall Microsoft 365 or Office 2021 on a PC ...
If this is the first time you're installing Microsoft 365 or Office, you may have to complete a set of pre-installation steps or you may need to follow different steps than what's shown below.
Applies To:
Office 2024, Office 2024 for Mac, Office 2021, Office 2021 for Mac, Office 2019, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
End of support for Cortana - Microsoft Support
We’re making some changes to Windows and Microsoft 365 that will impact Cortana users. Cortana voice assistance in Windows as a standalone app was retired in the spring of 2023.
Microsoft Office Help & Training
Organize your life. Microsoft 365 is great for work. It's also great for all the things you do when you're not working. Plan a remote gathering, create school projects, set health and fitness goals, and manage your household budget with the apps, tools, and features of Microsoft 365.
Windows location service and privacy - Microsoft Support
Location history. Some Windows apps and services that use location info also use your location history. When the location setting is on, locations looked up by apps or services will be stored on the device for a limited time (24 hours), then deleted.
Contact - Microsoft Support
Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2