Important: If you turn on two-step verification, you will always need two forms of identification.This means that if you forget your password, you need two contact methods. Or if you lose your contact method, your password alone won't get you back into your account—and it can take you 30 days to regain access.

Learn how to open MSConfig in Windows 10 using the taskbar search bar and access system configuration.

In the Contact Group box, type the name for the group.

To add a picture, in the box you want to add it to, click the picture icon , select the picture you want to display in the chart, and then click Insert.

Learn how to tell if your Office software is genuine. To help determine if your Microsoft software is genuine, go to our How to Tell site for more information. Here you'll learn about authentic packaging, including what to look for with product key labels, and Certificate of Authenticity (COA), how to report counterfeit software, and find out what your shopping and licensing options are.

Pick a team and channel. A team is a collection of people, conversations, files, and tools — all in one place. A channel is a discussion in a team, dedicated to a department, project, or topic.. The best way to get familiar with teams and channels is to pick a team and channel and start exploring! Select Teams on the left side of the app and then pick a team.

解决安装 Windows SP1 时遇到的问题. 如果你尝试安装 SP1 并看到指示安装未成功的错误消息，这可能是因为用于安装更新的 Windows 维护服务商店出现问题，或者是因为你的防病毒软件阻止安装更新。

OneDrive 未连接. 如果无法登录到 OneDrive 帐户，或 OneDrive 显示 OneDrive 未连接，让我们指导你完成再次同步的步骤。

Included in Windows 8.1 and Windows 8.1 Pro, but doesn't include DVD playback. Go to the DVD playback for Windows page to find out how to add DVD playback to Windows 8.1. For Windows Media Player 12 for Windows 8.1 N and KN editions, get the Media Feature Pack. Windows RT 8.1. N/A. Windows Media Player isn't available for Windows RT 8.1.

试一试！ 从日历中加入 Microsoft Teams 会议，或以访客身份登录网页版。 从应用中加入 Teams 会议. 在“日历”中，选择“在会议开始前 加入会议”，或选择“正在开会”。