If you're having trouble hearing audio in Teams, you might be having trouble with your microphone. Here are some solutions to get you back on track. Solutions include: updating device drivers, checking privacy settings.

获取有关 Windows 安全的帮助; 在 Microsoft Edge 中查看和删除浏览器历史记录; 删除和管理 Cookie; 重新安装 Windows 时安全移除有价值的内容

Learn how to design professional-looking presentations with Microsoft 365. Create high quality, customized slides in a few clicks with PowerPoint Designer.

Get started with Microsoft Teams (free). Explore your options, find out what’s new, browse help topics, and more.

Learn how to switch between Office 365 for home subscription plans, which include Office 365 Home, Office 365 Personal, and Office 365 University. You will also learn how to redeem a free Office 365 subscription that came with your computer or tablet if you have an existing Office 365 subscription plan.

Learn how to remove passwords from your Microsoft account to increase security.

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.

Learn how to use InPrivate browsing in Microsoft Edge if you don't want your browsing data saved on your PC.

Create an alias to give you an additional email address which uses the same inbox, contact list, and account settings as your primary email address in Outlook.com.

Receive photos, videos, or other kinds of files that you or a friend shares from another device, such as a phone, laptop, or tablet. On your PC, select Start > Settings > Devices > Bluetooth & other devices. Learn how to pair.