加入 Teams 会议 - Microsoft 支持
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”。
Applies To:
Microsoft Teams
Join a meeting without an account in Microsoft Teams
If you don't have an account, follow these steps to join. If you're having trouble joining a Teams meeting, try I can't join a Teams meeting . Note: For some meetings, admin settings prevent people who are not signed in from joining the meeting.
Applies To:
Microsoft Teams
Ways to count cells in a range of data - Microsoft Support
Excel contains several functions to help you count the number of cells in a range that are blank or contain certain types of data. Select the cell where you want the result to appear.
Applies To:
Excel for Microsoft 365 for Mac, Excel 2021 for Mac, Excel 2019 for Mac
Send large files with Outlook - Microsoft Support
Compress the file. When you compress, or zip, your file, it decreases its size, and it might decrease it enough to fit within the Outlook size limits for attachments.The following articles describe how to compress and extract files for different Windows operating systems.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016
Join a Teams meeting - Microsoft Support
Join a Teams meeting on the web. Don't have the Teams app? You can still join a Teams meeting. In your email invite, select Join the meeting now.. You can also use a dial-in number and conference ID from the email to call in.
Applies To:
Microsoft Teams
Redeem a gift card or code to your Microsoft account
How to redeem a gift card, Xbox download code or token. Both Microsoft and Xbox gift cards and download codes and tokens work the same way: once redeemed to your Microsoft account, you can spend your balance at Microsoft Store online, on Windows or Xbox, and you can get downloads for the latest apps, games, movies, TV shows, and Surface, Xbox, and accessories.
Applies To:
Microsoft account dashboard
Microsoft アカウントでの最近のサインイン アクティビティを確認する
Microsoft アカウントで通常とは異なるアクティビティに関するメールを受け取った場合、または他のユーザーがアカウントを使用している可能性が心配な場合は、[最近のアクティビティ] ページに移動します。過去 30 日間に Microsoft アカウントにサインインしたすべての日時と共に、デバイス ...
Applies To:
Microsoft account dashboard
Sharing your Xbox Game Pass subscription | Xbox Support
At home: Make your primary Xbox (if you have more than one) your home Xbox, which gives anyone who signs in to the console with their profile the ability to use your Game Pass subscription.
Help with the Microsoft account recovery form
If you’re not sure, guessing is ok — wrong answers don’t count against you. When you get to a question that lets you “add more," fill in as much information as you are able. You'll be asked questions that are specific to the account you're trying to recover. If you used the account with any of the products and services below, these are ...
联系 Microsoft Office 支持人员 - Microsoft 支持
联系 Microsoft Office 支持人员. 针对 Microsoft 365 的专业直接支持提供额外的咨询支持和主动服务，以帮助规划、实施、维护和优化Microsoft 365 解决方案，这些解决方案符合业务需求，并提供反应式支持来帮助你完成工作。