Included in Windows 8.1 and Windows 8.1 Pro, but doesn't include DVD playback. Go to the DVD playback for Windows page to find out how to add DVD playback to Windows 8.1. For Windows Media Player 12 for Windows 8.1 N and KN editions, get the Media Feature Pack. Windows RT 8.1. N/A. Windows Media Player isn't available for Windows RT 8.1.

Select the Windows Security app from the search results, go to Virus & threat protection, and under Virus & threat protection settings select Manage settings.

Windows 10 Pro offers more advanced security and business networking features, including: BitLocker Drive Encryption

4. 选择“图片”，然后选择“插入”。 一次插入多张图片： 选择插入图片的源后，选择多张图片，然后选择 “插入”。. 所有选定的图像将同时插入工作簿单元格中，从活动单元格开始，然后向下插入所选单元格的任意单元格，覆盖这些单元格中的任何值。

Learn how to check your PC's storage capacity and manage it effectively with Microsoft Support's guidance.

Windows 设备可能会在不同时间获得新功能，因为 Microsoft 通过多种服务技术提供非安全更新、修补程序、改进和增强功能，包括受控功能推出 (CFR)。 如果你需要重启设备来完成更新，Windows 会通知你，你可以选择最适合你完成更新的时间。

重要: 分节符不同于分页符。如果想要更改页眉或页脚的页面之前已有分页符， 请删除分页符 并将其替换为分节符，如下所示。

If you can't sign in. To protect your account, the Outlook.com team won't be able to help if you're having problems signing in. Use the Microsoft account sign-in helper to get back into your account. Get help signing in. If you can sign in. To see self-help answers, or to get support via email, Select Help from the top menu then Help.

If you don't see the keyboard you want, you may have to add a new language to get additional options. If this is the case, go on to step 4. Return to the Language settings page, and select Add a language. Choose the language you want to use from the list, and then select Next.

To ensure that the pointer doesn't block your view of the text you're typing, under Visibility, select the Hide pointer while typing check box. To find a misplaced pointer by pressing the Ctrl key, under Visibility , select the Show location of pointer when I press the Ctrl key check box.