How to Backup and Restore Windows Media Player DRM Licenses or Media Usage Rights如何备份和恢复的Windows Media Player的DRM许可证或媒体使用权

When you purchase audio or video such as song, music, movie, film, drama and etc from online store or content provider, you will most likely have to download DRM protected media, which critics describe as DRM-infected or DRM-infested contents.当您购买的音频或视频等歌曲，音乐，电影，电影，戏剧等从网上商店或内容提供商，您将最有可能必须下载DRM保护的媒体，批评者形容为DRM的感染或受DRM感染的内容。 When you play to view or listen to these DRM restricted media for the first time in Windows Media Player (WMP), WMP will contact online store that sold the media for verification, and then download the licenses or media usage rights required in order for the media playback.当您播放，以查看或收听这些的DRM限制媒体对于第一次在Windows Media Player （ WMP中） ， WMP能联络线上商店出售媒体进行核查，然后下载许可证或媒体使用权所需的，为了让媒体播放。

The licenses or the media usage rights are important component of DRM in Windows Media Player where it defines how the protected file can be used, or the permission for where, when and how you can play the media.许可证或媒体使用权是重要组成部分的DRM在Windows Media Player它的定义如何受保护的档案可以使用，或许可在何处，何时以及如何可以播放媒体。 If these licenses or media usage rights are lost, you will have problem playback the music or song in WMA format or video in WMV format that previously you can played without error, until you able to acquire the licenses again from your license issuer, ie online shop.如果这些许可证或媒体使用权丢失，您将有问题，播放音乐或歌曲，在WMA格式或视频在wmv格式，以前，您可以发挥，没有错误，直到您能够获得许可证，再从您的授权发行，即在线店。

So it’s important to backup WMP licenses and media usage rights for your favorite songs, musics and videos.因此，重要的备份WMP的执照和媒体使用权为您最喜爱的歌曲，音乐和影片。 Here’s the guide on how to do the backup and subsequently restore the licenses if needed.这里的指导，就如何做好备份和随后恢复执照，如果需要。 Note that only Windows Media Player 7, 8, 9 and 10 (WMP7, WMP8, WMP9 and WMP10) supports backup and restore feature.请注意，只有Windows Media Player的7 ， 8 ， 9和第10条（ wmp7 ， wmp8 ， wmp9和wmp10 ）支持的备份和恢复功能。 If you’re using WMP11, you’re out of luck, and most music stores such as如果您使用的wmp11 ，您出门在外，运气，和大部分的音乐商店，如 Walmart Music Downloads沃尔玛音乐下载 suggests that you back up your music by creating an audio CD or CDs using Windows Media Player 11, as they have no way to replace song and license files if they are lost.建议您备份您的音乐创造一个音频CD或CD使用Windows Media Player 11 ，因为他们没有办法，以取代宋和许可文件，如果他们都将丢失。

Backup Media Licenses in Windows Media Player 备份媒体授权在Windows Media Player

1. In Microsoft Windows Media Player, click on the Tools menu.在Microsoft Windows Media Player ，单击在工具菜单上。
2. Click Manage Licenses in Windows Media Player 10, or click License Management in Windows Media Player 7.x through Windows Media Player 9.单击管理授权在Windows Media Player 10 ，或按许可证管理在Windows Media Player 7.x中通过Windows Media Player 9 。 WMP 11 does not support backing up and restoration of its media usage rights. WMP的11不支持备份和恢复其媒体使用权。
3. To change the backup location, click Change , and then select a location where you want to store backup copies of your licenses.要改变备份位置，单击更改 ，然后选择一个位置，您想要储存备份您的许可证。 For best security, use external USB flash drive/memory key or floppy disk.为获得最佳的安全，使用外部USB闪存驱动器/记忆键或软盘。
4. Click Back Up Now .单击现在备份 。
5. If the backup step fails, try to delete the Drmv2.sst file that is located in the DRM folder on your hard disk, and the try to backup again.如果备份步骤失败，尝试删除drmv2.sst档案是设在DRM文件夹在您的硬盘上，并尝试再次备份。 To locate the DRM folder on your hard disk, read the information at找到DRM文件夹在您的硬盘上，阅读资料 WMP Individualization Process Guide WMP的个性化进程指南 . 。

Note that all not licenses can be backup, and the backup rights can be denied by the online store where you bought the protected file.请注意，所有没有许可证可以备份，备份的权利可以否认，网上商店您购买受保护的档案。

Restore Media Licenses in Windows Media Player 还原媒体授权在Windows Media Player

1. In Windows Media Player, click on the Tools menu.在Windows Media Player ，单击在工具菜单上。
2. Click Manage Licenses in Windows Media Player 10, or click License Management in Windows Media Player 7.x through Windows Media Player 9.单击管理授权在Windows Media Player 10 ，或按许可证管理在Windows Media Player 7.x中通过Windows Media Player 9 。 WMP 11 does not support backing up and restoration of its media usage rights. WMP的11不支持备份和恢复其媒体使用权。
3. Select the location of the backup copies of your licenses.选择备份位置的副本您的许可证。 If you need to, insert the USB flash disk/memory key or floppy disk where your licenses are stored.如果您需要，插入USB闪存盘/记忆键或软盘所在执照储存。
4. Make sure you’re connected to Internet.请确认您已接驳上互联网。
5. Click Restore Now .单击还原现在 。

IMPORTANT : This is a machine translated page which is provided "as is" without warranty. 重要说明 ：这是一个机器翻译网页是“按原样”提供的担保。 Machine translation may be difficult to understand.机器翻译可能很难理解。 Please refer to请参阅 original English article英文原版的文章 whenever possible.只要有可能。

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