您即将离开北大未名BBS，访问
https://support.microsoft.com/zh-cn/office/%E4%BD%BF%E7%94%A8-mover-%E4%BC%A0%E8%BE%93%E5%90%91%E5%AF%BC%E5%B0%86%E6%96%87%E4%BB%B6%E4%BC%A0%E8%BE%93%E5%88%B0%E4%B8%AA%E4%BA%BA-onedrive-7dbda93c-71e6-483f-8914-ad445554cd31
该网址与北大未名BBS无关，提醒您访问时注意判断信息真伪。