There isn't a way to determine with absolute certainty the codec used to compress a file, but the following are your best options: To determine what codec was used with a specific file, play the file in the Player, if possible.

如果无法登录到Microsoft帐户，大多数问题都可以通过登录帮助程序工具进行识别。 该工具将要求你输入尝试登录时使用的电子邮件地址或移动电话号码，并检查你提供的详细信息。

若要打开设置，请执行下列任一操作： 选择电池、网络或音量图标以打开"快速设置面板。

Add an emoji. To add an emoji to a message, tap Emoji beneath the box, choose an emoji gallery including Smilies, Hand gestures, People, Animals, Food, Travel and places, Objects, Activities, and Symbols, and then choose the emoji that you want to send.. Even more fun and expressiveness is here with an expanded selection of over 800 emojis over nine galleries that introduce a wide range of ...

哪些设备支持将照片和媒体插入 Office 应用程序？ 此功能在运行 Android 7.0 （Nougat） 或更高版本的 Android 设备上可用，并且已从 Google Play 商店预安装或安装 连接至 Windows 应用程序。. 哪些设备支持任务连续性 API？

将必应作为默认搜索引擎，将增强在 新版 Microsoft Edge 中的搜索体验，包括直接指向 Windows 应用的链接、来自组织的相关建议（如果使用工作或学校帐户登录），和有关 Windows 的问题的即时解答。 但是，你可以将默认搜索引擎更改为使用 OpenSearch 技术的任何站点。

To help make sure your message gets noticed, mark it as important or urgent. Select Set delivery options underneath the box where you type your message.

Add members to a shared channel. When creating a shared channel, the default setting is Share this channel with everyone on the team.. After you've chosen Shared channel as the channel type in the selection box, type the names of the people in your org you want to add to the channel and select from the list.

The dial pad can be used like a typical phone to make a call to a phone number. (You can also type in names or groups.) To dial a number from Teams, go to Calls, and then enter the number of the person you want to reach by using the dial pad located on the left.Then click Call.. To call a person by name, type the name of a person into the dial pad.

此疑难解答将为计算机尚未更新至最新版本 Windows 10 版本 1607 的客户提供协助。 此更新最初只会发布给一小组有针对性的客户。 这些客户会随着时间的推移而扩展。 Windows 用户可以从本文启动助手。