try update the driver

來源: 於 2013-11-28 09:11:23 [舊帖] [給我悄悄話] 本文已被閱讀：次

http://www.dell.com/support/drivers/us/en/04/DriverDetails/Product/latitude-e6420?driverId=GGY5W&osCode=ww1&fileId=3292011827&languageCode=en&categoryId=IN