Learn how to unfreeze your OneDrive account if it has been inactive over 12 months.

Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

Learn how to troubleshoot and resolve error codes in Device Manager in Windows with this official Microsoft support guide.

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Microsoft Edge 允许阻止来自特定网站的 Cookie，但这样做可能会阻止某些页面正确显示，或者你可能会从某个站点收到一条消息，告知你需要允许 Cookie 查看该网站。

Learn how reserved storage works in Windows to conserve disk space for temporary files, caches, and other files.

Set up the Microsoft Authenticator app from the Security info page. Depending on your organization’s settings, you might be able to use an authentication app as one of your security info methods.

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Before you send an Outlook email message or share a Word document, Excel spreadsheet, PowerPoint presentation, or OneNote notebook, run the Accessibility Checker to make your content easier for people with disabilities to read and edit.

Introduction. This support page provides a central location with information about the Media Feature Pack for Windows N releases. Use this page to find the correct link for your Windows release version to Microsoft Knowledge Base articles about Media Feature Pack.