Learn how to install Office 2010, or install and remove individual Office programs or components for both 32-bit and 64-bit versions of Office.

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.

Keeping your login information secure will sometimes require you to change a password. You can easily edit the passwords saved in Microsoft Edge.

请执行以下任一操作： 在 “翻译为 ”下拉列表中，选择要将页面翻译成的语言。 默认值是为Microsoft Edge设置的语言。

Use Microsoft Edge settings to save user name and password information and save time when signing in to websites.

Learn how to reset your PIN if you aren't signed in to Windows and having trouble using your PIN.

Learn how you can free up drive space in Windows. Keep your PC running smoothly and up to date by increasing the disk space.

See how to install Visio 2013 and 2016 and Visio Pro for Microsoft 365.

The new Outlook for Windows brings the latest features, intelligent assisted capabilities and a new modern and simplified design to your Outlook app.

Learn how to change or reset your Windows password if you've forgotten or lost it.