To increase security and performance, Windows 11 in S mode only runs apps from the Microsoft Store. If you want to install an app that isn't available in the Microsoft Store, or if you have Windows 10 Pro, Enterprise, or Education and want to upgrade to Windows 11, you'll need to permanently switch out of S mode.

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Locate the device that you want to check the warranty on, then select Info & support.

Equation Editor (Microsoft Equation 3.0) was included in earlier versions of Word, but was removed from all versions in the January 2018 Public Update (PU) and replaced with a new equation editor.

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 ...

A team is a group of people gathered to get something big done in your organization. Sometimes it’s your whole organization.. Teams are made up of channels, which are the conversations you have with your teammates.Each channel is dedicated to a specific topic, department, or project. For example, the Mark 8 Project team has General, Design, Digital Assets Web, Go to Market Plan, and Research ...

Training: Watch these videos to help your school, work, or organization use Microsoft Teams to video conference, work remotely, and become proficient using Teams.

Send in your Surface. If none of the previous solutions have resolved your issue, you can send in your Surface. If you decide to send it in, go to Device service and repair and sign in with your Microsoft account. If your device is already registered, select it and follow the instructions.

用户可以将 Authenticator 设置为在其设备上接收可用于验证其身份的验证码，而不是使用推送通知进行双重验证。 这些验证码的有效期为 30 秒。 注意: 若要对工作或学校帐户使用验证码，IT 管理员必须在“身份验证方法”边栏选项卡下启用Microsoft验证器。

尝试安装 Microsoft 365 、 Office 2021 、2019 或 2016 时遇到的问题以及如何修复这些问题取决于产品是 Office 家庭 版还是 Office 商业 版计划的一部分。. 此外，使用 Office 商业版计划时，只有负责管理组织中 Microsoft 365 的管理员可以执行某些任务。因此，管理员应查看“Office 商业版”和“Microsoft 365 管理员 ...