Folders in memory card can't be detected by computer

yengkhom Posts 2 Registration date Wednesday July 15, 2015 Status Member Last seen August 27, 2015 - Aug 27, 2015 at 10:33 AM

The folders in my memory card can not be detected by computer despite they can be detected while the card is used in a mobile phone.but newly created folders can be detected by computer.even the scanning of the card says - "no threat is detected'.what should I do so that the folders in my memory card is detected by a computer. so please help me.