謝謝大家！

來源: 於 2016-09-08 20:21:01 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

Sorry not being able to type chinese fast.

It is driver problem. I called IT support as it is my work computer. 

From Dell support website, we updated driver and firmware. It is the windows 10 problem.

Thank you guys so much for your kind help!!