Portable Document Format (PDF) preserves document formatting and enables file sharing. When the PDF format file is viewed online or printed, it retains the format that you intended. The PDF format is also useful for documents that will be reproduced using commercial printing methods.

Updated Files On-Demand settings on Windows.We are updating the OneDrive sync app advanced settings for Files On-Demand for users who have the feature enabled.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

若要将其关闭，请将设置切换为“关闭”。 关闭 Microsoft Defender 防火墙可能会使设备（以及网络，如果有）更容易受到未经授权的访问。

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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.

Helping users safely navigate web, app, and game content is one of Microsoft’s top priorities. If you live in a region that requires permission to create an account and access Microsoft services, you may be prompted to request or give parental consent.

Saving to Microsoft account is currently available in US, AU, GB, CA, DK, FR, JP, MX, KR, BR, and will be available to more regions in the future.

Cookies are small pieces of data stored on your device by websites you visit. They serve various purposes, such as remembering login credentials, site preferences, and tracking user behavior.

Ask for design ideas any time by choosing Design > Designer on the ribbon.. If Designer doesn't have any design ideas for you or you don't see the Designer button, there are a few possible reasons for that situation. Want to learn more about Designer?