你好,
这个图标只是表示邮箱被移动过,你可以到“收件人配置——移动请求”中看到这些被移动的邮箱的状态,如果显示已完成,你可以清除该邮箱的移动请求即可。如下图:

谢谢!
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Niko Cheng
TechNet Community Support
