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.
Learn about performance features in Microsoft Edge
Efficiency mode What is efficiency mode in Microsoft Edge? Efficiency mode is designed to help extend battery life. It minimizes power usage by reducing resource usage through modifying background tab activity and some foreground activity, as well as putting inactive background tabs to sleep after 30 minutes or less of inactivity (if Save resources with sleeping tabs is on).
Applies To: Microsoft Edge
Office Help & Training
We would like to show you a description here but the site won’t allow us.
Protect yourself from phishing - Microsoft Support
First time, infrequent senders, or senders marked [External] - While it's not unusual to receive an email or Teams message from someone for the first time, especially if they are outside your organization, this can be a sign of phishing.Slow down and take extra care at these times. When you get an email or a Teams message from somebody you don't recognize, or that Outlook or Teams identifies ...
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
Microsoft Support
Microsoft support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.
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:
Office Help & Training
We would like to show you a description here but the site won’t allow us.
Office Help & Training
We would like to show you a description here but the site won’t allow us.
Install Skype for Business - Microsoft Support
If you have Office 2007, Skype for Business 2016 won't be fully integrated with your Office programs. For example, you won't see the presence of your co-workers when you type an email in Outlook (by "presence" I mean you won't see whether they're available, busy, or away), and you won't have a few other features.
Applies To: Office for business, Office 365 Small Business, Microsoft 365 admin, Office.com, Skype for Business, Skype for Business Basic, Skype for Business for Android, Skype for Business for iPad, Skype for Business for iPhone, Skype for Business for Mac, Skype for Business for Windows Phone, Skype for Business Online
通过电脑发送和接收短信 - Microsoft 支持
如果在使用消息时遇到问题,这些疑难解答提示可能会有所帮助。 将媒体添加到对话. 消息框下方有三个按钮,可帮助你在消息中插入内容。 表情符号按钮和 gif 按钮会打开一个菜单,你可以在其中快速搜索所需内容。