This challenges services like Facebook where you determine sharing Settings in advance of your broadcast.

这对服务商如Facebook提出了挑战。Facebook要求用户在发布信息前确定分享设置。

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Under Advanced Settings, scroll down to the end of the list, and uncheck Use Simple file sharing option.

在 Advanced Settings 下面，切换至列表的末端，然后取消 Use Simple file sharing option 的选择。

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As I reported back in September when the Washington Post Social Reader debuted, the sharing settings are anything but clear.

FORBES: Despite FTC Settlement, Facebook Still Playing Coy on Privacy

Facebook takes pains to mention the importance of privacy, mentioning the word 35 times in the filing, and even listing its "privacy and sharing settings" as one of the ways the company creates value.

WSJ: Facebook Files for IPO

According to Leshner, these mistakes are over-sharing information, not changing privacy settings, uploading inappropriate pictures, not understanding the places information can be distributed on the Web and not taking the time to search their own names.

FORBES: Meet The Millennials Protecting Baby Boomers' Internet Privacy