Microsoft

Outlook

outlook email file saved and named ---.pst (dot pst)

outlook 信件管理系统的信件文件通常是储存为 .pst 的形式

if you still want to keep your email file::
do not forget to save the file 
before you delete all drive files
outlook>(F)file>(T)input output file>
seek .pst file>save to other drive

在删除全部磁盘驱动器前
如果你仍要保有信件数据
你就需要找出 .pst 档案并储存

Microsoft

Outlook

protection

安全性, 保护性

it is a helpful email tool

but you need to use it with the right way

or it is very often become a back door for hackers

安全性等级低或是非常低