Create Outlook Data Files (.pst) on your computer to save Outlook items by account, project, or to archive older items.

The Microsoft OneDrive icons in desktop notification areas, menu bars, Windows File Explorer and macOS Finder tell you the sync state of the file or folder.

To create a partition or volume (the two terms are often used interchangeably) on a hard disk, you must be logged in as an administrator, and there must be either unallocated disk space or free space within an extended partition on the hard disk.

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使用 vlookup、hlookup 和其他函数（如 index 和 match）根据您输入的值搜索和查找数据。 本文将让您快速回顾 vlookup，然后链接到更多内容。

Describes how you can link your Google account to your Microsoft account.

Learn how to join a Microsoft Teams meeting if you don't have an account. Join a Teams meeting as a guest in the Windows app or on the web.

Explore OneDrive support, help, and learning resources. Learn how to protect your important files, documents, and memories with OneDrive.

Find out what Microsoft Rewards are, how you can redeem them, how to download the app, and where to get help if you need it.

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