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Skype 帮助和学习 重要: 2025 年 12 月 20 日更新：我们将必需导出 Skype 数据的期限延长至 2026 年 6 月。 请通过 此处 的 Skype 导出门户提交下载数据的请求。

打印恢复代码并将其保存在安全的地方。 出于安全考虑，请勿将代码存储在用于登录帐户的设备上。 下载Microsoft帐户恢复代码 无法检索或下载现有Microsoft帐户恢复代码： 如果可以登录，可以随时使用上述步骤创建新的恢复代码。 如果无法登录，请使用 Microsoft 帐户登录帮助程序。 使用Microsoft帐户 ...

If you don't have PowerPoint installed on your computer, you can still open and view presentations by using PowerPoint for the web (here) or PowerPoint on your mobile device. Use PowerPoint in a web browser If you have a Microsoft account (hotmail.com, outlook.com, live.com, msn.com) or a Microsoft 365 work or school account, you can view and edit a presentation for free in a web browser. Save ...

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