RT,默认情况下.ost 邮箱数据文件保存在 C:\Users\XX\AppData\Local\Microsoft\Outlook 添加三个邮箱就要把 C 盘撑爆了 试了更改注册表,无效 How To Change OST File Location - YouTube <amp-youtube data-videoid="-bUbBtsIDiw" layout="responsive" width="480" height="270"></amp-youtube> 删除配置文件、无效 How to change Outlook Data Files to new location (new folder) - YouTube <amp-youtube data-videoid="VIYkH9qWqBU" layout="responsive" width="480" height="270"></amp-youtube> 有大佬指导一下吗?