Get troubleshooting advice and see a list of options available for starting Windows in diagnostic modes such as safe mode.

Tip: If you have a Microsoft 365 Family subscription, people you've shared the subscription with can also set up a personalized email address with your connected domain.After you've set up your domain, people you've shared with will see an option to add a personalized email address in the premium features section of Outlook settings.

If you get an email about unusual activity on your Microsoft account, or if you’re worried that someone else might have used your account, go to the Recent activity page.You’ll see when your Microsoft account was signed in during the last 30 days, along with any device or app-specific info.

How to enable automatic forwarding in new Outlook. At the top of the page, select Settings .

Use date and time functions to create formulas that return serial numbers, display a specific date or time, or that calculate the difference between dates or times.

When you back up your files, apps, and settings in the cloud using your Microsoft account, you get 5 GB of free cloud storage and other benefits that protect your files with the latest security and make everyday tasks easier.

Learn how to troubleshoot and fix problems setting up your email in Outlook.

Get steps for how to change a known Microsoft account password.

重要: Microsoft 帐户中的资金并不会随你转移。请务必在更改你的帐户位置之前，花掉 Microsoft 帐户中的资金。 我们无法在地区之间转移资金。

关于如何下载 Microsoft 鼠标和键盘中心的信息。 Microsoft 鼠标和键盘中心是可帮助你充分利用 Microsoft 键盘和鼠标的应用。 借助鼠标和键盘中心，可个性化设置和自定义你在电脑上的工作方式。